Cita APA (7th ed.)

Purcell, R. B., & Morrison, E. (1987). U.S. agriculture & Third World development: The critical linkage. L. Rienner Publishers.

Cita Chicago (17th ed.)

Purcell, Randall B., i Elizabeth Morrison. U.S. Agriculture & Third World Development: The Critical Linkage. Boulder: L. Rienner Publishers, 1987.

Cita MLA (8th ed.)

Purcell, Randall B., i Elizabeth Morrison. U.S. Agriculture & Third World Development: The Critical Linkage. L. Rienner Publishers, 1987.