Land resources for crop production /

Chicago citation style
Hexem, Roger W., 1935-. Land resources for crop production /. 1987. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/011394452. (Accessed December 13, 2018.)
APA citation style
Hexem, Roger W., 1935-, (1987) Land resources for crop production /. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/011394452
MLA citation style
Hexem, Roger W., 1935-. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/011394452>.
Note: These citations are programmatically generated and may be incomplete.