APA-ийн эшлэл(7 дахь хэвлэлт)

Clampitt, C. (2015). Midwest maize: How corn shaped the U.S. heartland. University of Illinois Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Clampitt, Cynthia. Midwest Maize: How Corn Shaped the U.S. Heartland. Urbana, Illinois: University of Illinois Press, 2015.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Clampitt, Cynthia. Midwest Maize: How Corn Shaped the U.S. Heartland. University of Illinois Press, 2015.