APA (7th ed.) Citation

Ball, C., & Rogers, B. (2000). USA 2000: The budget travel guide. Thomas Cook Pub.

Chicago Style (17th ed.) Citation

Ball, Caroline, and Barbara Rogers. USA 2000: The Budget Travel Guide. [Peterborough], UK: Thomas Cook Pub, 2000.

MLA (9th ed.) Citation

Ball, Caroline, and Barbara Rogers. USA 2000: The Budget Travel Guide. Thomas Cook Pub, 2000.