Hawkins, D. E., Wood, M. E., & Bittman, S. (1995). The Ecolodge sourcebook for planners & developers. Ecotourism Society.
Chicago Style (17th ed.) CitationHawkins, Donald E., Megan Epler Wood, and Sam Bittman. The Ecolodge Sourcebook for Planners & Developers. North Bennington, Vt: Ecotourism Society, 1995.
MLA (9th ed.) CitationHawkins, Donald E., et al. The Ecolodge Sourcebook for Planners & Developers. Ecotourism Society, 1995.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.