TY - BOOK AU - Michael, A. M. AU - Khepar, S. D. TI - Water well and pump engineering SN - 0074517856 U1 - 621.252 22 PY - 1989/// CY - New Delhi PB - Tata McGraw-Hill Pub. Co. Limited KW - Agricultural Engineering KW - Water well Engineering KW - pump engineering N1 - Includes bibliographical references & index ER -