Analysis of information sources in references of the Wikipedia article "Conservation of painted turtles" in English language version.
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(help)CS1 maint: postscript (link) Gervais, Jennifer; Rosenberg, Daniel; Barnes, Susan; Stewart, Elaine (September 2009). "Conservation Assessment For The Western Painted Turtle in Oregon: (Chrysemys picta bellii) Version 1.1" (PDF). U.S.D.A. Forest Service. pp. 4–61. Archived from the original (technical report) on 2011-08-13. Retrieved 2010-12-10.{{cite journal}}
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(help)CS1 maint: postscript (link) Gervais, Jennifer; Rosenberg, Daniel; Barnes, Susan; Stewart, Elaine (September 2009). "Conservation Assessment For The Western Painted Turtle in Oregon: (Chrysemys picta bellii) Version 1.1" (PDF). U.S.D.A. Forest Service. pp. 4–61. Archived from the original (technical report) on 2011-08-13. Retrieved 2010-12-10.{{cite journal}}
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