Cita APA (7a ed.)

Sarangani, D. D. A. (1977). Islamic penetration in Mindanao and Sulu: A preliminary study. University Research Center, Mindanao State University.

Cita Chicago Style (17a ed.)

Sarangani, Datumanong Di. A. Islamic Penetration in Mindanao and Sulu: A Preliminary Study. Marawi City: University Research Center, Mindanao State University, 1977.

Cita MLA (9a ed.)

Sarangani, Datumanong Di. A. Islamic Penetration in Mindanao and Sulu: A Preliminary Study. University Research Center, Mindanao State University, 1977.