Duggal, K. N., & Soni , J. P. (1996). Elements of water resources engineering. Newage international Publishers.
シカゴスタイル引用形Duggal, K. N., , J. P. Soni. Elements of Water Resources Engineering. New Delhi: Newage international Publishers, 1996.
MLA引用形式Duggal, K. N., , J. P. Soni. Elements of Water Resources Engineering. Newage international Publishers, 1996.
警告: この引用は必ずしも正確ではありません.