Lua APA (7ú heag.)
Honey, M. (2002). Ecotourism & certification: Setting standards in practice. Island Press.
Lua i Stíl Chicago (17ú heag.)
Honey, Martha. Ecotourism & Certification: Setting Standards in Practice. Washington, DC: Island Press, 2002.
Lua MLA (9ú heag.)
Honey, Martha. Ecotourism & Certification: Setting Standards in Practice. Island Press, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.