000
00303nam a2200133Ia 4500
008
160316s1977 xxu||||| |||| 00| 0 eng d
020
_a
100
_a
Skinner,Charles E.
245
_a
Educational Psychology
250
_a
4TH
260
_a
NEW DELHI
_b
PRENTICE HALL
_c
1977
300
_a
755
700
_a
_a
999
_c
4115
_d
4115