Style de citation APA

Boone, L., Richer, A. C., & Wilson, H. K. (1981). Producing farm crops. Inter State Publishers, Inc.

Style de citation Chicago

Boone, Lester, A Chester Richer, et Harold K. Wilson. Producing Farm Crops. Illinois: Inter State Publishers, Inc, 1981.

Style de citation MLA

Boone, Lester, et al. Producing Farm Crops. Inter State Publishers, Inc, 1981.