Philippines. Department of Tourism. (1999). Region I: The Ilocos & Pangasinan tourism situationer 1999. Department of Tourism. Region I.
Citace podle Chicago (17th ed.)Philippines. Department of Tourism. Region I: The Ilocos & Pangasinan Tourism Situationer 1999. San Fernando City, (La Union): Department of Tourism. Region I, 1999.
Citace podle MLA (9th ed.)Philippines. Department of Tourism. Region I: The Ilocos & Pangasinan Tourism Situationer 1999. Department of Tourism. Region I, 1999.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..