Dyfyniad APA

Ritchie, B. W. (2009). Crisis and disaster management for tourism. Channel View Publications.

Dyfyniad Arddull Chicago

Ritchie, Brent W. Crisis and Disaster Management for Tourism. Bristol: Channel View Publications, 2009.

Dyfyniad MLA

Ritchie, Brent W. Crisis and Disaster Management for Tourism. Channel View Publications, 2009.

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