gagne,
essentials of learning for instruction: robert; - 1 - usa: holt,rinehart and winston 1975, - 204, viii. 20 - the principles of education psychology series .
no index
includes references
0-03-040976-4 (paper back):
m--
3 gag 371
essentials of learning for instruction: robert; - 1 - usa: holt,rinehart and winston 1975, - 204, viii. 20 - the principles of education psychology series .
no index
includes references
0-03-040976-4 (paper back):
m--
3 gag 371