Cita APA (7a ed.)

King, C. L. (1917). The world's food. American Academy of Political and Social Science.

Cita Chicago Style (17a ed.)

King, Clyde Lyndon. The World's Food. Philadelphia: American Academy of Political and Social Science, 1917.

Cita MLA (9a ed.)

King, Clyde Lyndon. The World's Food. American Academy of Political and Social Science, 1917.

Precaución: Estas citas no son 100% exactas.