Rai, S. C. (2012). Ecotourism and biodiversity conservation. Nova Science Publishers, Inc..
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Chicago-čujuhus (17. p.)
Rai, Suresh Chand. Ecotourism and Biodiversity Conservation. New York: Nova Science Publishers, Inc., 2012.
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MLA-čujuhus (9. p.)
Rai, Suresh Chand. Ecotourism and Biodiversity Conservation. Nova Science Publishers, Inc., 2012.
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