000 00335nam a2200133Ia 4500
008 231101s9999 xx 000 0 und d
082 _a333.714
_bSHA
100 _aSharma, Vishnu Dutt
245 0 _aParyavaraneeya pradushan
260 _bArya Prakashan
_aDelhi
_c1994
300 _a246p. p.
650 _aHindi ;Environment
942 _cHI
999 _c8472
_d8472