000
00278nam a2200109Ia 4500
100
_a
Canadian symposium on instructional technology
942
_c
BK
245
_a
Instructional technology
260
_a
Pergamon press, New York
_c
1983
082
_a
370.285 C.E.
300
_a
323-500
999
_c
15036
_d
15036