Lerch, D. G. (1960). Dissemination of farm information through newspapers, magazines, radio and television; a story of the service in the United States, including how they developed, function, and are financed. International Cooperation Administration.
Citace podle Chicago (17th ed.)Lerch, Donald G. Dissemination of Farm Information Through Newspapers, Magazines, Radio and Television; a Story of the Service in the United States, Including How They Developed, Function, and Are Financed. Washington: International Cooperation Administration, 1960.
Citace podle MLA (9th ed.)Lerch, Donald G. Dissemination of Farm Information Through Newspapers, Magazines, Radio and Television; a Story of the Service in the United States, Including How They Developed, Function, and Are Financed. International Cooperation Administration, 1960.