Παραπομπή σε μορφή APA (7η εκδ.)

Ople, B. F. (2002). Pananagutan ng Ports Authority. IN Dilim at liwanag [column]. Kabayan.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ople, Blas F. "Pananagutan Ng Ports Authority. IN Dilim at Liwanag [column]." Kabayan 2002.

Παραπομπή σε μορφή MLA (9th εκδ.)

Ople, Blas F. "Pananagutan Ng Ports Authority. IN Dilim at Liwanag [column]." Kabayan, 2002.