000 00324nam a2200121Ia 4500
008 250409s9999 xx 000 0 und d
020 _a81-7800-061-X
082 _a628
_bANJ
100 _aAnjanetulu, Y
245 0 _aIntroduction to environmental science
260 _aVidhyanagar
_bB S Pub Hyderabad
_c2004
365 _a275/-
999 _c253805
_d253805