APA (7e ed.) Bronvermelding

(1983). An Integrated plan for domestic tourism 1985-1989. Tourism Organization of the Philippines].

Chicago (17e ed.) Bronvermelding

An Integrated Plan for Domestic Tourism 1985-1989. [Manila: Tourism Organization of the Philippines], 1983.

MLA (9e ed.) Bronvermelding

An Integrated Plan for Domestic Tourism 1985-1989. Tourism Organization of the Philippines], 1983.