MLA

Corn Farmer, The/soybean Farmer, The: Midwest Edition. USA: Specialized Agricultural Publications Incorporated, 1989.

APA

(1989). Corn Farmer, The/Soybean Farmer, The: Midwest Edition. USA: Specialized Agricultural Publications Incorporated.

Chicago

Corn Farmer, The/soybean Farmer, The: Midwest Edition. USA: Specialized Agricultural Publications Incorporated, 1989.