Cita APA (7a ed.)
ebrary, Inc, Meine, C., & Knight, R. L. (1999). The essential Aldo Leopold: Quotations and commentaries. University of Wisconsin Press.
Cita Chicago Style (17a ed.)
ebrary, Inc, Curt Meine, y Richard L. Knight. The Essential Aldo Leopold: Quotations and Commentaries. Madison, WI: University of Wisconsin Press, 1999.
Cita MLA (9a ed.)
ebrary, Inc, et al. The Essential Aldo Leopold: Quotations and Commentaries. University of Wisconsin Press, 1999.
Precaución: Estas citas no son 100% exactas.