Cita APA

Newsome, D., Moore, S. A., & Dowling, R. K. (2006). Natural area tourism: Ecology, impacts and management. Vivabooks.

Chicago Edition Citation

Newsome, David, Susan A. Moore, i Rosi K. Dowling. Natural Area Tourism: Ecology, Impacts and Management. NewDelhi: Vivabooks, 2006.

Cita MLA

Newsome, David, et al. Natural Area Tourism: Ecology, Impacts and Management. Vivabooks, 2006.