APA (7th ed.) Citation

Wearing, S., & Schweinsberg, S. Ecotourism: Transitioning to the 22nd century (Third edition.).

Chicago Style (17th ed.) Citation

Wearing, Stephen, and Stephen Schweinsberg. Ecotourism: Transitioning to the 22nd Century. Third edition.

MLA (9th ed.) Citation

Wearing, Stephen, and Stephen Schweinsberg. Ecotourism: Transitioning to the 22nd Century. Third edition.

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