Cita APA (7a ed.)

Rob Tonge & Associates. Research Division. (1996). Tourism trends & opportunities (7th ed.). Gull Publishing.

Cita Chicago Style (17a ed.)

Rob Tonge & Associates. Research Division. Tourism Trends & Opportunities. 7th ed. Coolum Beach, Qld.: Gull Publishing, 1996.

Cita MLA (8a ed.)

Rob Tonge & Associates. Research Division. Tourism Trends & Opportunities. 7th ed. Gull Publishing, 1996.