APA (7th ed.) Citation

Torre, F. d. l., & Patán, R. E. (1994). Through the world of tourism: A technical english course for students of tourism. Editorial Trillas.

Chicago Style (17th ed.) Citation

Torre, Francisco de la, and Rosa Elena Patán. Through the World of Tourism: A Technical English Course for Students of Tourism. México: Editorial Trillas, 1994.

MLA (9th ed.) Citation

Torre, Francisco de la, and Rosa Elena Patán. Through the World of Tourism: A Technical English Course for Students of Tourism. Editorial Trillas, 1994.