000 00411nam a2200121 4500
008 151006b xxu||||| |||| 00| 0 eng d
050 _aQH 307.2.B43 1972
100 _aBecker, George C.
_d1972
245 _aIntroductory concepts of biology/
_cGeorge C. Becker:
260 _aNew York;
_bMacmillan,
_c1972.
300 _axvi, 335p. : ill.
_bIncludes index.
942 _2lcc
_cBOOKS
_hQH 307.2.B43 1972
999 _c7587
_d7587