000 00261nam a22001097a 4500
082 _a371.1
_bBID.C
100 _aBIDDLE,BRUCE J
245 _aCONTEMPORARY RESEARCH ON TEACHER EFFECTIVENESS
260 _aNEW YORK:
_bHOLT,
_c1964.
300 _a352p.
942 _cBK
999 _c326986
_d326986