Cita APA (7th ed.)

Upton, M., & Anthonio, Q. (1965). Farming as a business. Oxford Univ..

Cita Chicago (17th ed.)

Upton, M., i Q.B.O Anthonio. Farming as a Business. Oxford: Oxford Univ., 1965.

Cita MLA (9th ed.)

Upton, M., i Q.B.O Anthonio. Farming as a Business. Oxford Univ., 1965.