Casper, J. K. (2007). Agriculture: The food we grow and animals we raise. New York: Chelsea House.
Chicago-stil citatCasper, Julie Kerr. Agriculture: The Food We Grow and Animals We Raise. New York: Chelsea House, 2007.
MLA-referensCasper, Julie Kerr. Agriculture: The Food We Grow and Animals We Raise. New York: Chelsea House, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.