Παραπομπή σε μορφή APA (7η εκδ.)

Marquez, N. R. (1999). Ifugao in focus: Its demographics and socio-economic profile. National Statistics Office.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Marquez, Nelia R. Ifugao in Focus: Its Demographics and Socio-economic Profile. Manila: National Statistics Office, 1999.

Παραπομπή σε μορφή MLA (9th εκδ.)

Marquez, Nelia R. Ifugao in Focus: Its Demographics and Socio-economic Profile. National Statistics Office, 1999.