PUNAMIA B.C. (1981). IRRIGATION AND WATER POWER ENGINEERING. STANDARD PUB. DIST.
芝加哥风格引文PUNAMIA B.C. IRRIGATION AND WATER POWER ENGINEERING. DELHI: STANDARD PUB. DIST, 1981.
MLA引文PUNAMIA B.C. IRRIGATION AND WATER POWER ENGINEERING. STANDARD PUB. DIST, 1981.
警告：这些引文格式不一定是100％准确.