Wragg, R. D. &. T. (1996). Pembelajaran Efektif. PT Grasindo.
Chicago Style (17th ed.) CitationWragg, Richard Dunne & Ted. Pembelajaran Efektif. PT Grasindo, 1996.
MLA (8th ed.) CitationWragg, Richard Dunne & Ted. Pembelajaran Efektif. PT Grasindo, 1996.
Warning: These citations may not always be 100% accurate.