Boo, E. (1990). Ecotourism: The potentials and pitfalls. World Wildlife Fund.
Chicago Style (17th ed.) CitationBoo, Elizabeth. Ecotourism: The Potentials and Pitfalls. Washington, D.C.: World Wildlife Fund, 1990.
MLA (9th ed.) CitationBoo, Elizabeth. Ecotourism: The Potentials and Pitfalls. World Wildlife Fund, 1990.
Warning: These citations may not always be 100% accurate.