APA-referens (7:e uppl.)

Bunch, R. (1982). Two ears of corn: A guide to people-centered agricultural improvement. World Neighbors.

Chicago-referens (17:e uppl.)

Bunch, Roland. Two Ears of Corn: A Guide to People-centered Agricultural Improvement. Oklahoma City, Okla. (5116 North Portland, Oklahoma City 73112): World Neighbors, 1982.

MLA-referens (8:e uppl.)

Bunch, Roland. Two Ears of Corn: A Guide to People-centered Agricultural Improvement. World Neighbors, 1982.