Philippines. Department of Tourism. Bohol. (1998). Bohol: 1998 Region VII tourism situationer. Department of Tourism. Regional Office.
Chicago-referens (17:e uppl.)Philippines. Department of Tourism. Bohol. Bohol: 1998 Region VII Tourism Situationer. Legazpi Extn., Cebu City: Department of Tourism. Regional Office, 1998.
MLA-referens (9:e uppl.)Philippines. Department of Tourism. Bohol. Bohol: 1998 Region VII Tourism Situationer. Department of Tourism. Regional Office, 1998.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.