Cita APA (7th ed.)

Doyle, K. D. (1921). Agriculture and irrigation in continental and tropical climates. Constable.

Cita Chicago (17th ed.)

Doyle, Kinsley D. Agriculture and Irrigation in Continental and Tropical Climates. london: Constable, 1921.

Cita MLA (9th ed.)

Doyle, Kinsley D. Agriculture and Irrigation in Continental and Tropical Climates. Constable, 1921.

Atenció: Aquestes cites poden no estar 100% correctes.