000 00377nam a2200145 4500
003 OSt
008 220602b |||||||| |||| 00| 0 eng d
082 _a370.19
_bHAR
100 _aHarrop,Alex
245 _aBehavior modification in the classroom
260 _aLondon :
_bHodder and stoughtion,
_c1983
300 _a156p.;
_c18cm
650 0 _aSocial Sciences
942 _2ddc
_cLM
999 _c139178
_d139178