Citação APA (7ª ed.)

Não informado. (1961). Agricultural Economic Report. U.S. Department of Agriculture, Economics, Statistics and Cooperative Service.

Citação do estilo Chicago (17ª ed.)

Não informado. Agricultural Economic Report. Washington: U.S. Department of Agriculture, Economics, Statistics and Cooperative Service, 1961.

Citação MLA (8ª ed.)

Não informado. Agricultural Economic Report. U.S. Department of Agriculture, Economics, Statistics and Cooperative Service, 1961.

警告：這些引文格式不一定是100％准確.