एपीए उद्धरण

Newsome, D., Moore, S. A., & Dowling, R. K. (2002). Natural area tourism: Ecology, impacts, and management. Channel View Publications.

शिकागो स्टाइल उद्धरण

Newsome, David, Susan A. Moore, और Ross Kingston Dowling. Natural Area Tourism: Ecology, Impacts, and Management. Clevedon ; Buffalo: Channel View Publications, 2002.

एमएलए उद्धरण

Newsome, David, et al. Natural Area Tourism: Ecology, Impacts, and Management. Channel View Publications, 2002.