Style de citation APA (7e éd.)

Cowhig, J. D. (1965). Urban and rural levels of living, 1960. Economic Research Service, U.S. Dept. of Agriculture.

Style de citation Chicago (17e éd.)

Cowhig, James D. Urban and Rural Levels of Living, 1960. Washington: Economic Research Service, U.S. Dept. of Agriculture, 1965.

Style de citation MLA (8e éd.)

Cowhig, James D. Urban and Rural Levels of Living, 1960. Economic Research Service, U.S. Dept. of Agriculture, 1965.