Dyfyniad APA

Rojas, C. (1999). Ecologically dangerous and economically uncertain tourism.

Dyfyniad Arddull Chicago

Rojas, Carmen. Ecologically Dangerous and Economically Uncertain Tourism. 1999.

Dyfyniad MLA

Rojas, Carmen. Ecologically Dangerous and Economically Uncertain Tourism. 1999.

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