Cita APA

Yoder, F. R. 1., & Yoder, F. R. 1. (1938). Introduction to agricultural economics. New York, New York: Crowell.

Citación estilo Chicago

Yoder, Fred Roy 1888-, y Fred Roy 1888- Yoder. Introduction to Agricultural Economics. New York, New York: Crowell, 1938.

Cita MLA

Yoder, Fred Roy 1888-, y Fred Roy 1888- Yoder. Introduction to Agricultural Economics. New York, New York: Crowell, 1938.