000
00292nam a2200121Ia 4500
100
_a
Decharms, Richard
020
_a
0-470-01392-3
942
_c
BK
245
_a
Enhancing motivation: change in the classroom
260
_a
Irvington P, New York
_c
1976
082
_a
370.15 Dec
300
_a
ix,279
999
_c
5881
_d
5881