Citazione Stile APA (7a Edizione)

University of the Philippines (Diliman). Asian Institute of Tourism. (1977). A bibliography on tourism and related subjects. s. n.].

Citazione stile Chigago Style (17a edizione)

University of the Philippines (Diliman). Asian Institute of Tourism. A Bibliography on Tourism and Related Subjects. [n. p: s. n.], 1977.

Citatione MLA (9a ed.)

University of the Philippines (Diliman). Asian Institute of Tourism. A Bibliography on Tourism and Related Subjects. s. n.], 1977.