APA-čujuhus (7. p.)
Buckley, R. (2003). Case studies in ecotourism. CABI Pub..
Chicago-čujuhus (17. p.)
Buckley, Ralf. Case Studies in Ecotourism. Wallingford, Oxon, UK ; Cambridge, MA, USA: CABI Pub., 2003.
MLA-čujuhus (9. p.)
Buckley, Ralf. Case Studies in Ecotourism. CABI Pub., 2003.
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