Doyle, K. D. (1921). Agriculture and irrigation in continental and tropical climates. Constable.
Cita Chicago Style (17a ed.)Doyle, Kinsley D. Agriculture and Irrigation in Continental and Tropical Climates. london: Constable, 1921.
Cita MLA (9a ed.)Doyle, Kinsley D. Agriculture and Irrigation in Continental and Tropical Climates. Constable, 1921.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.