Heinich, R., Molenda, M., & Russell, J. D. (1989). Instructional media and the new technologies of instruction (3rd ed.). Macmillan.
Chicago Style (17th ed.) CitationHeinich, Robert, Michael Molenda, and James D. Russell. Instructional Media and the New Technologies of Instruction. 3rd ed. New Yok: Macmillan, 1989.
ציטוט MLAHeinich, Robert, et al. Instructional Media and the New Technologies of Instruction. 3rd ed. Macmillan, 1989.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.