Singh, G., & Venkataramanan, C. (1990). Manual of soil and water conservation practices. Oxford.
Citación estilo ChicagoSingh, Gurmel, and C. Venkataramanan. Manual of Soil and Water Conservation Practices. New Delhi: Oxford, 1990.
Cita MLASingh, Gurmel, and C. Venkataramanan. Manual of Soil and Water Conservation Practices. Oxford, 1990.
Warning: These citations may not always be 100% accurate.