Hamzah, R., & Osborne, E. W. (1990). Teachers' knowledge and attitudes toward problem - solving teaching.
Chicago Style (17th ed.) CitationHamzah, Ramlah, and Edward W. Osborne. Teachers' Knowledge and Attitudes Toward Problem - Solving Teaching. 1990.
MLA (9th ed.) CitationHamzah, Ramlah, and Edward W. Osborne. Teachers' Knowledge and Attitudes Toward Problem - Solving Teaching. 1990.
Warning: These citations may not always be 100% accurate.