Ekoturizm rivojlanishi asoslari

Foydalanilgan adabiyotlar

1. 
   ^ ^a b v Asal, Marta (2008). Ecotourism and Sustainable Development: Who Owns Paradise? (Ikkinchi nashr). Vashington, DC: Island Press. ISBN 978-1-59726-125-8.
   
2. 
   ^ Untamed Path Defining Ecotourism Arxivlandi 2009-03-07 da Orqaga qaytish mashinasi. Retrieved on 2009-03-24.
   
3. 
   ^ Sadry, B. N. (2009) Fundamentals of Geotourism: with a special emphasis on Iran, Samt Organization publishers, Tehran. 220p. (English Summary available Online at http://physio-geo.revues.org/3159?file=1
   
4. 
   ^ Randall, A. (1987). Resource economics, Second Edition. New York, USA: John Wiley and Sons.
   
5. 
   ^ Stabler, M. J. (eds.) (1997, page 45) Tourism and Sustainability: Principles to Practice. CAB International: Wallingford.
   
6. 
   ^ Xant, Karter A.; Darxem, Uilyam X.; Driskoll, Laura; Asal, Marta (2015-03-16). "Ekoturizm haqiqiy iqtisodiy, ijtimoiy va ekologik foyda keltira oladimi? Osa yarim orolini o'rganish, Kosta-Rika". Barqaror turizm jurnali. 23 (3): 339–357. doi:10.1080/09669582.2014.965176. ISSN 0966-9582. S2CID 55684006.