Philippines. Department of Tourism. (1998). 2005 tourism situationer. Department of Tourism. Regional Office.
Citazione stile Chigago Style (17a edizione)Philippines. Department of Tourism. 2005 Tourism Situationer. Cebu City: Department of Tourism. Regional Office, 1998.
Citatione MLA (9a ed.)Philippines. Department of Tourism. 2005 Tourism Situationer. Department of Tourism. Regional Office, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.