APA-viite (7. p.)
ebrary, Inc, Donahue, B., Gregg, S. M., & Hagenstein, E. C. (2011). American georgics: Writings on farming, culture, and the land. Yale University Press.
Chicago-viite (17. p.)
ebrary, Inc, Brian Donahue, Sara M. Gregg, ja Edwin C. Hagenstein. American Georgics: Writings on Farming, Culture, and the Land. New Haven [Conn.]: Yale University Press, 2011.
MLA-viite (9. p.)
ebrary, Inc, et al. American Georgics: Writings on Farming, Culture, and the Land. Yale University Press, 2011.
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