Pacpaco, R. P., & Jannaral, J. I. (2000). Robin, posibleng gawing hostage ng Abu Sayyaf / Ryan Ponce Pacpaco at Julmunir I. Jannaral. Kabayan.
Chicagoスタイル(17版)引用形式Pacpaco, Ryan Ponce, , Julmunir I. Jannaral. "Robin, Posibleng Gawing Hostage Ng Abu Sayyaf / Ryan Ponce Pacpaco at Julmunir I. Jannaral." Kabayan 2000.
MLA(9版)引用形式Pacpaco, Ryan Ponce, , Julmunir I. Jannaral. "Robin, Posibleng Gawing Hostage Ng Abu Sayyaf / Ryan Ponce Pacpaco at Julmunir I. Jannaral." Kabayan, 2000.
警告: この引用は必ずしも正確ではありません.