Gagne, R. M., & Briggs , L. (1979). Principles of instructional desing (2nd ed.). Holt,Rinehart and Winston.
Chicago ZitierstilGagne, Robert M., und Lesliej Briggs. Principles of Instructional Desing. 2nd ed. New York: Holt,Rinehart and Winston, 1979.
MLA ZitierstilGagne, Robert M., und Lesliej Briggs. Principles of Instructional Desing. 2nd ed. Holt,Rinehart and Winston, 1979.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.