000 00368 a2200157 4500
020 _a0697045404
082 _a570
_bCON
100 _aEnger, Eldon D.
_99770
245 _aConcepts in Biology
_cEldon D. Enger,
260 _aDubuque:
_bWm. C. Brown Company,
_c1978.
300 _axi, 480p.
500 _aPB
546 _aEng
650 _aBiology
_942736
942 _cBK
999 _c56410
_d56410