APA (7th ed.) Citation

Sorensen, H. (1997). International travel and tourism. Delmar Publishers.

Chicago Style (17th ed.) Citation

Sorensen, Helle. International Travel and Tourism. Albany: Delmar Publishers, 1997.

MLA (9th ed.) Citation

Sorensen, Helle. International Travel and Tourism. Delmar Publishers, 1997.

Warning: These citations may not always be 100% accurate.