APA引文

Gregorio, H. C. (1976). Principles and methods of teaching (Rev. ed.). Garotech.

Chicago Style (17th ed.) Citation

Gregorio, Herman Cruz. Principles and Methods of Teaching. Rev. ed. Quezon City: Garotech, 1976.

MLA引文

Gregorio, Herman Cruz. Principles and Methods of Teaching. Rev. ed. Garotech, 1976.