Singh, G., & Venkataramanan, C. (1990). Manual of soil and water conservation practices. Oxford.
芝加哥风格引文Singh, Gurmel, 与 C. Venkataramanan. Manual of Soil and Water Conservation Practices. New Delhi: Oxford, 1990.
MLA引文Singh, Gurmel, 与 C. Venkataramanan. Manual of Soil and Water Conservation Practices. Oxford, 1990.
警告：这些引文格式不一定是100％准确.