TY - GEN AU - Gupta, A. K. TI - Textbook of drainage engineering SN - 9789350302057 (hbk.) AV - TC558.P18 S53 2009 U1 - 627.54 PY - 2014/// CY - New Delhi PB - Oxford Book Company KW - Drainage engineering KW - Irrigation engineering KW - Irrigation N1 - Includes bibliography & index ER -