Harrington Emerson (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Harrington Emerson" in Spanish language version.

refsWebsite

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1openlibrary.org

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google.es

books.google.es

Dept, Pennsylvania State University Libraries Special Collections (1987). Special Collections: Newsletter of the Special Collections Department, University Libraries, Penn State (en inglés). The Libraries. Consultado el 6 de marzo de 2023.

openlibrary.org

Emerson, Harrington (1912). The twelve principles of efficiency. The Engineering Magazine. Consultado el 6 de marzo de 2023.

psu.edu

aspace.libraries.psu.edu

«Collection: Harrington Emerson papers - Penn State University Libraries Archival Collections». aspace.libraries.psu.edu. Consultado el 6 de marzo de 2023.