000 00332 a2200145 4500
020 _a0471253634
082 _a372.357044
_bFAB
100 _aFalk, Doris.F
_955893
245 _aBiology teaching methods
_cDoris.F Falk
260 _aNew york:
_bJhon wiley,
_c1971.
300 _a291p.
500 _aHB
546 _aEng
942 _cBK
999 _c58142
_d58142