000 00401nam a2200169Ia 4500
008 200204s9999 xx 000 0 und d
020 _a8123736223
082 _a333.79 RAM
100 _a"Ramakrishnan , P.S."
245 0 _aEcology and sustainable development
260 _aNew Delhi
260 _bNational Book Trust
260 _c2004
300 _a198p.-
650 _aEcology
942 _cBK
999 _c73496
_d73496