APA-ийн эшлэл(7 дахь хэвлэлт)

Kohler, R. E. (2006). All creatures: Naturalists, collectors, and biodiversity, 1850-1950. Princeton University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Kohler, Robert E. All Creatures: Naturalists, Collectors, and Biodiversity, 1850-1950. New York: Princeton University Press, 2006.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Kohler, Robert E. All Creatures: Naturalists, Collectors, and Biodiversity, 1850-1950. Princeton University Press, 2006.