Bushell, R., & Eagles, P. (2014). Tourism and Protected Areas: Benefits Beyond Boundaries The Vth IUCN World Parks Congress. CABI.
Παραπομπή Chicago StyleBushell, Robyn, και Paul Eagles. Tourism and Protected Areas: Benefits Beyond Boundaries The Vth IUCN World Parks Congress. CABI, 2014.
Παραπομπή MLABushell, Robyn, και Paul Eagles. Tourism and Protected Areas: Benefits Beyond Boundaries The Vth IUCN World Parks Congress. CABI, 2014.
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