000 00256nam a2200097Ia 4500
008 150310s9999 xx 000 0 und d
100 _aSANTHOSH KUMAR GARG
245 _aIRRIGATION ENGG. HYDRAULIC STRUCTURES
250 _a8
260 _c1989
_bKHANNA PUBLISHERS
999 _c17444
_d17444