Kragh, Helge (1989), An Introduction to the Historiography of Science, Cambridge University Press, p. 121, ISBN0-521-38921-6, archived from the original on 21 January 2018 ("[T]he distinction is not a sharp one. Since a source is only a source in a specific historical context, the same source object can be both a primary or secondary source according to what it is used for."); Delgadillo, Roberto; Lynch, Beverly (1999), "Future Historians: Their Quest for Information"(PDF), College & Research Libraries, 60 (3): 245–259, at 253, doi:10.5860/crl.60.3.245, archived(PDF) from the original on 4 March 2016 ("[T]he same document can be a primary or a secondary source depending on the particular analysis the historian is doing"); Monagahn, E.J.; Hartman, D.K. (2001), "Historical research in literacy", Reading Online, 4 (11), archived from the original on 14 December 2007 ("[A] source may be primary or secondary, depending on what the researcher is looking for.").
doi.org
Dalton, Margaret Steig; Charnigo, Laurie (2004), "Historians and Their Information Sources"(PDF), College & Research Libraries, September (5): 400–25, at 416 n.3, doi:10.5860/crl.65.5.400, citing U.S. Dept. of Labor, Bureau of Labor Statistics (2003), Occupational Outlook Handbook; Lorenz, C. (2001), "History: Theories and Methods", in Smelser, Neil J.; Baltes, Paul B. (eds.), International Encyclopedia of Social and Behavior Sciences, vol. 10, Amsterdam: Elsevier, p. 6871.
Duff, Alistair (1996), "The literature search: a library-based model for information skills instruction", Library Review, 45 (4): 14–18, doi:10.1108/00242539610115263 ("A primary source is defined here as a source containing new information authored by the original researcher(s) and not previously published elsewhere.").
Kragh, Helge (1989), An Introduction to the Historiography of Science, Cambridge University Press, p. 121, ISBN0-521-38921-6, archived from the original on 21 January 2018 ("[T]he distinction is not a sharp one. Since a source is only a source in a specific historical context, the same source object can be both a primary or secondary source according to what it is used for."); Delgadillo, Roberto; Lynch, Beverly (1999), "Future Historians: Their Quest for Information"(PDF), College & Research Libraries, 60 (3): 245–259, at 253, doi:10.5860/crl.60.3.245, archived(PDF) from the original on 4 March 2016 ("[T]he same document can be a primary or a secondary source depending on the particular analysis the historian is doing"); Monagahn, E.J.; Hartman, D.K. (2001), "Historical research in literacy", Reading Online, 4 (11), archived from the original on 14 December 2007 ("[A] source may be primary or secondary, depending on what the researcher is looking for.").
Kragh, Helge (1989), An Introduction to the Historiography of Science, Cambridge University Press, p. 121, ISBN0-521-38921-6, archived from the original on 21 January 2018 ("[T]he distinction is not a sharp one. Since a source is only a source in a specific historical context, the same source object can be both a primary or secondary source according to what it is used for."); Delgadillo, Roberto; Lynch, Beverly (1999), "Future Historians: Their Quest for Information"(PDF), College & Research Libraries, 60 (3): 245–259, at 253, doi:10.5860/crl.60.3.245, archived(PDF) from the original on 4 March 2016 ("[T]he same document can be a primary or a secondary source depending on the particular analysis the historian is doing"); Monagahn, E.J.; Hartman, D.K. (2001), "Historical research in literacy", Reading Online, 4 (11), archived from the original on 14 December 2007 ("[A] source may be primary or secondary, depending on what the researcher is looking for.").
ucla.edu
forms.international.ucla.edu
Kragh, Helge (1989), An Introduction to the Historiography of Science, Cambridge University Press, p. 121, ISBN0-521-38921-6, archived from the original on 21 January 2018 ("[T]he distinction is not a sharp one. Since a source is only a source in a specific historical context, the same source object can be both a primary or secondary source according to what it is used for."); Delgadillo, Roberto; Lynch, Beverly (1999), "Future Historians: Their Quest for Information"(PDF), College & Research Libraries, 60 (3): 245–259, at 253, doi:10.5860/crl.60.3.245, archived(PDF) from the original on 4 March 2016 ("[T]he same document can be a primary or a secondary source depending on the particular analysis the historian is doing"); Monagahn, E.J.; Hartman, D.K. (2001), "Historical research in literacy", Reading Online, 4 (11), archived from the original on 14 December 2007 ("[A] source may be primary or secondary, depending on what the researcher is looking for.").
Dalton, Margaret Steig; Charnigo, Laurie (2004), "Historians and Their Information Sources"(PDF), College & Research Libraries, September (5): 400–25, at 416 n.3, doi:10.5860/crl.65.5.400, citing U.S. Dept. of Labor, Bureau of Labor Statistics (2003), Occupational Outlook Handbook; Lorenz, C. (2001), "History: Theories and Methods", in Smelser, Neil J.; Baltes, Paul B. (eds.), International Encyclopedia of Social and Behavior Sciences, vol. 10, Amsterdam: Elsevier, p. 6871.
Kragh, Helge (1989), An Introduction to the Historiography of Science, Cambridge University Press, p. 121, ISBN0-521-38921-6, archived from the original on 21 January 2018 ("[T]he distinction is not a sharp one. Since a source is only a source in a specific historical context, the same source object can be both a primary or secondary source according to what it is used for."); Delgadillo, Roberto; Lynch, Beverly (1999), "Future Historians: Their Quest for Information"(PDF), College & Research Libraries, 60 (3): 245–259, at 253, doi:10.5860/crl.60.3.245, archived(PDF) from the original on 4 March 2016 ("[T]he same document can be a primary or a secondary source depending on the particular analysis the historian is doing"); Monagahn, E.J.; Hartman, D.K. (2001), "Historical research in literacy", Reading Online, 4 (11), archived from the original on 14 December 2007 ("[A] source may be primary or secondary, depending on what the researcher is looking for.").
