Heinich, R. \. M. (1999). Instructional media and technologies for learning (6.). Prentice Hall.
Chicago Style (17th ed.) CitationHeinich, Robert \ Molenda. Instructional Media and Technologies for Learning. 6. Prentice Hall, 1999.
ציטוט MLAHeinich, Robert \ Molenda. Instructional Media and Technologies for Learning. 6. Prentice Hall, 1999.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.