Bushell, R., & Eagles, P. (2014). Tourism and Protected Areas: Benefits Beyond Boundaries The Vth IUCN World Parks Congress. CABI.
Dyfyniad Arddull ChicagoBushell, Robyn, và Paul Eagles. Tourism and Protected Areas: Benefits Beyond Boundaries The Vth IUCN World Parks Congress. CABI, 2014.
Dyfyniad MLABushell, Robyn, và Paul Eagles. Tourism and Protected Areas: Benefits Beyond Boundaries The Vth IUCN World Parks Congress. CABI, 2014.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.