APA (7e ed.) Bronvermelding

Pacpaco, R. P., & Jannaral, J. I. (2000). Robin, posibleng gawing hostage ng Abu Sayyaf / Ryan Ponce Pacpaco at Julmunir I. Jannaral. Kabayan.

Chicago (17e ed.) Bronvermelding

Pacpaco, Ryan Ponce, en Julmunir I. Jannaral. "Robin, Posibleng Gawing Hostage Ng Abu Sayyaf / Ryan Ponce Pacpaco at Julmunir I. Jannaral." Kabayan 2000.

MLA (9e ed.) Bronvermelding

Pacpaco, Ryan Ponce, en Julmunir I. Jannaral. "Robin, Posibleng Gawing Hostage Ng Abu Sayyaf / Ryan Ponce Pacpaco at Julmunir I. Jannaral." Kabayan, 2000.