Παραπομπή σε μορφή APA (7η εκδ.)

Philippines. Department of Tourism. Eastern Visayas, Region VIII. (1997). 1997-1998 Eastern Visayas tourism situationer, Region VIII, Philippines. Department of Tourism. Regional Office.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Philippines. Department of Tourism. Eastern Visayas, Region VIII. 1997-1998 Eastern Visayas Tourism Situationer, Region VIII, Philippines. Tacloban City: Department of Tourism. Regional Office, 1997.

Παραπομπή σε μορφή MLA (9th εκδ.)

Philippines. Department of Tourism. Eastern Visayas, Region VIII. 1997-1998 Eastern Visayas Tourism Situationer, Region VIII, Philippines. Department of Tourism. Regional Office, 1997.