Dyfyniad APA

Durham, W. H., & Stronza, A. (2008). Ecotourism and conservation in the Americas. CAB International.

Dyfyniad Arddull Chicago

Durham, William H., and Amanda Stronza. Ecotourism and Conservation in the Americas. UK: CAB International, 2008.

Dyfyniad MLA

Durham, William H., and Amanda Stronza. Ecotourism and Conservation in the Americas. CAB International, 2008.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.