Cita APA (7a ed.)
(1949). Experience with Human Factors in Agricultural Areas of the World. Extension Service, U.S. Department of Agriculture,.
Cita Chicago Style (17a ed.)
Experience with Human Factors in Agricultural Areas of the World. Washington, D.C.: Extension Service, U.S. Department of Agriculture,, 1949.
Cita MLA (9a ed.)
Experience with Human Factors in Agricultural Areas of the World. Extension Service, U.S. Department of Agriculture,, 1949.
Precaución: Estas citas no son 100% exactas.