000 00285nam a2200121Ia 4500
008 220201s1969 xx 000 0 eng d
082 _a627.52
_bVAR
100 _aVarshney, RS
245 0 _aTheory and design of irrigation structures
260 _c1969
300 _a632
942 _2ddc
999 _c75181
_d75181