Cita APA (7th ed.)
Cooper,Chris, & Fletcher, J. (1998). Tourism: Principles and practice (2nd ed.). Prentice Hall.
Cita Chicago (17th ed.)
Cooper,Chris, i John Fletcher. Tourism: Principles and Practice. 2nd ed. Harlow: Prentice Hall, 1998.
Cita MLA (9th ed.)
Cooper,Chris, i John Fletcher. Tourism: Principles and Practice. 2nd ed. Prentice Hall, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.