Philippines Department of Tourism Bureau of Special Services & Philippines. (1992). Rules and regulations to govern the accreditation of travel and tour services. Bureau of Special Services, Department of Tourism.
Chicago Style aipamenaPhilippines Department of Tourism Bureau of Special Services and Philippines. Rules and Regulations to Govern the Accreditation of Travel and Tour Services. [Manila]: Bureau of Special Services, Department of Tourism, 1992.
MLA aipamenaPhilippines Department of Tourism Bureau of Special Services and Philippines. Rules and Regulations to Govern the Accreditation of Travel and Tour Services. Bureau of Special Services, Department of Tourism, 1992.
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