000 00356nam a2200133Ia 4500
008 190711s9999 xx 000 0 und d
020 _a8121927641
082 _a628.8 A852
100 _aASTHANA, D.K.
245 0 _aTEXTBOOK OF ENVIRONMENTAL STUDIES
260 _aNEW DELHI
_bS. Chand Publishing
_c2006
300 _axvii+460p.,24x17Cms.
942 _cBK
_2DDC
999 _c37409
_d37409