Gregorio, H. C. (1974). Theories of learning and their implications in teaching. R.P. Garcia.
Chicago-referens (17:e uppl.)Gregorio, Herman C. Theories of Learning and Their Implications in Teaching. Quezon City: R.P. Garcia, 1974.
MLA-referens (9:e uppl.)Gregorio, Herman C. Theories of Learning and Their Implications in Teaching. R.P. Garcia, 1974.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.