APA aipamena

Hoff and Overgaard & World Tourism Organization. (1992). Tourism master plan for the Philippines. World Tourism Organization.

Chicago Style aipamena

Hoff and Overgaard and World Tourism Organization. Tourism Master Plan for the Philippines. [Madridn]: World Tourism Organization, 1992.

MLA aipamena

Hoff and Overgaard and World Tourism Organization. Tourism Master Plan for the Philippines. World Tourism Organization, 1992.