000 00367nam a2200157 4500
999 _c11227
_d11227
020 _a8174733027
022 _a978-8174733023
082 _a628.1SIN
100 _aSinha, S.
245 _aA Textbookn of Environmental Studies
260 _aDelhi:
_bAITBS,
_c2005.
300 _a327p. ;
650 _aEnvironmental sciences
650 _aHuman ecology
942 _cBK