000 00502nam a2200169Ia 4500
008 200130s9999||||xx |||||||||||||| ||und||
020 _c90.00/70.00
_a8123736223
040 _aMAIN
041 _aEnglish
082 _a574.5
_bRAM
100 _aRamakrishnan,P S
245 0 _aEcology and Sustainable Develoment : working with knowledge system
_cP S Ramakrishnan
260 _c2008
_bNational Book Trust
_aNew Delhi
300 _a217/198
_bPBB
650 _aEcology; Sustainable Development
942 _cBK
999 _c1905
_d1905