APA (7th ed.) Zitazioa
Gössling, S., & Hultman, J. (2006). Ecotourism in Scandinavia: Lessons in theory and practice. CABI.
Chicago Style (17th ed.) Zitazioa
Gössling, Stefan, eta Johan Hultman. Ecotourism in Scandinavia: Lessons in Theory and Practice. Wallingford: CABI, 2006.
MLA (9th ed.) Zitazioa
Gössling, Stefan, eta Johan Hultman. Ecotourism in Scandinavia: Lessons in Theory and Practice. CABI, 2006.
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