Linguistica:
Dann, Graham (1996) "The Language of Tourism: A Sociolinguistic Perspective". Wallingford: CAB International. Chapters 2 (pp. 4-33), 3 (pp. 34-67), and 7 (pp. 171-210).
Totale pagine: 100.
Lettorato:
Clare, A. and D. Williams. “Speak Out. Intermediate”. Second Edition. Intermediate Coursebook and Workbook. Pearson.
Totale pagine: 140.