000 00406nam a22001697a 4500
999 _c16454
_d16454
020 _a817648590X
022 _a9788176485906
082 _a628KUM
100 _aKumar, A
245 _aA Textbook of Environmental Science
260 _aNew Delhi:
_bScientfic International,
_c2014.
300 _a151p. ;
650 _aEnvironmental sciences
650 _aBiodiversity
650 _aHuman
942 _cBK