APA استشهاد

Gunn, C. A. (1994). Tourism planning: Basics, concepts, cases/3e (3rd ed.). Taylor and Francis.

استشهاد بنمط شيكاغو

Gunn, Clare A. Tourism Planning: Basics, Concepts, Cases/3e. 3rd ed. London: Taylor and Francis, 1994.

MLA استشهاد

Gunn, Clare A. Tourism Planning: Basics, Concepts, Cases/3e. 3rd ed. Taylor and Francis, 1994.