000 00309nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c940
040 _aET
100 _aSMITH , T.M.
245 0 _aELEMENTS OF ECOLOGY
260 _bPEARSON PUB.
_aNOIDA
300 _a675
500 _a54925
942 _cBK
999 _c60938
_d60938