Gregorio, H. C. (1974). Theories of learning and their implications in teaching. R. P. Garcia Publishing.
Chicago Style (17. basım) AtıfGregorio, Herman C. Theories of Learning and Their Implications in Teaching. Quezon City: R. P. Garcia Publishing, 1974.
MLA (9th ed.) AtıfGregorio, Herman C. Theories of Learning and Their Implications in Teaching. R. P. Garcia Publishing, 1974.
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