APA (7th ed.) Citation

Spence, J. (2021). Next generation tourism: Touching the ground lightly. Yale School of Architecture.

Chicago Style (17th ed.) Citation

Spence, John. Next Generation Tourism: Touching the Ground Lightly. New Haven, Connecticut: Yale School of Architecture, 2021.

MLA (9th ed.) Citation

Spence, John. Next Generation Tourism: Touching the Ground Lightly. Yale School of Architecture, 2021.

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