Cita APA (7th ed.)

(1979). Land evaluation criteria for irrigation. FAO.

Cita Chicago (17th ed.)

Land Evaluation Criteria for Irrigation. Roma: FAO, 1979.

Cita MLA (9th ed.)

Land Evaluation Criteria for Irrigation. FAO, 1979.

Atenció: Aquestes cites poden no estar 100% correctes.