Παραπομπή σε μορφή APA (7η εκδ.)

Ariola, M. M. (2012). Philippine history and government: With new constitution and impeachment trial. Purely Books Trading & Publishing Corp.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ariola, Mariano M. Philippine History and Government: With New Constitution and Impeachment Trial. Manila: Purely Books Trading & Publishing Corp, 2012.

Παραπομπή σε μορφή MLA (9th εκδ.)

Ariola, Mariano M. Philippine History and Government: With New Constitution and Impeachment Trial. Purely Books Trading & Publishing Corp, 2012.