Dyfyniad APA

Wearing, S., & Neil, J. (2009). Ecotourism: Impacts, potentials, and possibilities (2nd ed.). Elsevier.

Dyfyniad Arddull Chicago

Wearing, Stephen, and John Neil. Ecotourism: Impacts, Potentials, and Possibilities. 2nd ed. Amsterdam: Elsevier, 2009.

Dyfyniad MLA

Wearing, Stephen, and John Neil. Ecotourism: Impacts, Potentials, and Possibilities. 2nd ed. Elsevier, 2009.

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