APA (7th ed.) Citation

Gregorio, H. C. (1966). School administration and supervision. R. P. Garcia.

Chicago Style (17th ed.) Citation

Gregorio, Herman C. School Administration and Supervision. Quezon City, Phils: R. P. Garcia, 1966.

MLA (9th ed.) Citation

Gregorio, Herman C. School Administration and Supervision. R. P. Garcia, 1966.