APA-referens (7:e uppl.)
Stott, T. At your service: english for the travel and tourist industry (units 1 to 15): Cassette. Oxford University Press.
Chicago-referens (17:e uppl.)
Stott, Trish. At Your Service: English for the Travel and Tourist Industry (units 1 to 15): Cassette. Oxford University Press.
MLA-referens (9:e uppl.)
Stott, Trish. At Your Service: English for the Travel and Tourist Industry (units 1 to 15): Cassette. Oxford University Press.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.