000 00257nam a22000977a 4500
008 150907b xxu||||| |||| 00| 0 eng d
082 _a370.11 SKI
100 _aSKINNER, B .F
245 _aTHE TECHNOLOGY OF TEACHING
260 _aNEW YORK
_bMERDITH CORPORATIN
_c1968
999 _c2417
_d2417