Principles of instructional design /
Gagne, Robert M
Principles of instructional design / by Robert M Gagne - New York : Holt,Rinehart and Winston, 1973. - 270p. :
Instructional design
371.3 / GAG.P
Principles of instructional design / by Robert M Gagne - New York : Holt,Rinehart and Winston, 1973. - 270p. :
Instructional design
371.3 / GAG.P