000 00302pam a2200133 a 4500
020 _c
041 _aeng
082 _a574.5
_bTHO
100 _aThomas Smith .
245 _aElements Of Ecology
_hTextual Documents
260 _aNew Delhi
_bPearson Education
_c2007
300 _aI 22p.
930 _a18361
999 _c95261
_d95261