APA-ийн эшлэл(7 дахь хэвлэлт)

Simpson, P. H. (2012). Corn palaces and butter queens: A history of crop art and dairy sculpture. University of Minnesota Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Simpson, Pamela H. Corn Palaces and Butter Queens: A History of Crop Art and Dairy Sculpture. Minneapolis: University of Minnesota Press, 2012.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Simpson, Pamela H. Corn Palaces and Butter Queens: A History of Crop Art and Dairy Sculpture. University of Minnesota Press, 2012.