Hoff and Overgaard & World Tourism Organization. (1992). Tourism master plan for the Philippines. World Tourism Organization.
Style de citation Chicago (17e éd.)Hoff and Overgaard et World Tourism Organization. Tourism Master Plan for the Philippines. [Madridn]: World Tourism Organization, 1992.
Style de citation MLA (9e éd.)Hoff and Overgaard et World Tourism Organization. Tourism Master Plan for the Philippines. World Tourism Organization, 1992.
Attention : ces citations peuvent ne pas être correctes à 100%.