000 00359nam a2200157Ia 4500
008 180612s9999||||xx |||||||||||||| ||und||
020 _a0-8016-2524-6
041 _aen
082 _a570
100 _aREVEN JOHNSON
245 0 _aUnderstanimg Biology
250 _a2 nd
260 _aAmerica.
_bMosby year book
_c1991
300 _axxvi, 1025
942 _cPR
999 _c49086
_d49086