000 00470nam a2200181Ia 4500
008 210719s2017 xx 000 0 und d
020 _a978-81-8411-123-1
041 _aeng
082 _a574.5 YADT
100 _aYADAV (P R)
245 _aTextbook of environmental science
260 _aNew Delhi
_bSonali Publications
_c2017
300 _a297
_bPB
365 _b1250
_cRs
650 _aEcology
650 _aEcology
906 _aenvironmental ; science ; Textbook
999 _c212029
_d212029