000 00260nam a22000977a 4500
082 _a370
_bLAN
100 _aLancaster, Otis E ... et al
245 _aEffective Teaching & Learning /
_cOtis E Lancaster
260 _aLondon
_bGordon & Breach
_c1974
942 _cBK
999 _c499682
_d499682