000 00411nam a22001577a 4500
008 230515b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _a551.495
_bL8
100 _aRama
245 _aOur water resources
260 _aNew Delhi:
_bNational Book Trust,
_c1978
300 _a115p.
650 _aWater
653 _aResources
942 _2udc
_cBK
999 _c30026
_d30026