Cita APA (7a ed.)

United States. Department of Agriculture & Hayes, J. (1981). Will there be enough food? The Department.

Cita Chicago Style (17a ed.)

United States. Department of Agriculture y Jack Hayes. Will There Be Enough Food? [Washington]: The Department, 1981.

Cita MLA (9a ed.)

United States. Department of Agriculture y Jack Hayes. Will There Be Enough Food? The Department, 1981.

Precaución: Estas citas no son 100% exactas.