000 00404nam a2200145Ia 4500
008 210301b2012 xxu||||| |||| 00| 0 eng d
082 _a577/DAW
100 _aDAWAN ASHOK
245 _aA TEXTBOOK OF ENVIRONMENTAL STUDIES
260 _aDELHI
_bSAURABH
_c2012.
300 _a310
690 _aENVIRONMENTAL STUDIES
690 _aMRU
690 _aA TEXTBOOK OF ENVIRONMENTAL STUDIES
690 _aFACULTY OF EDUCATION
905 _aBooks
906 _aMRU
907 _a140039
999 _c228421
_d228421