Verma, N. P. (1990). Irrigation change and agricultural development: An impact analysis. Uppal.
芝加哥风格引文Verma, Neelmani P. Irrigation Change and Agricultural Development: An Impact Analysis. New Delhi: Uppal, 1990.
MLA引文Verma, Neelmani P. Irrigation Change and Agricultural Development: An Impact Analysis. Uppal, 1990.
警告：这些引文格式不一定是100％准确.