Ritchie, B. W. (2009). Crisis and disaster management for tourism. Channel View Publications.
Chicago-referens (17:e uppl.)Ritchie, Brent W. Crisis and Disaster Management for Tourism. Bristol: Channel View Publications, 2009.
MLA-referens (9:e uppl.)Ritchie, Brent W. Crisis and Disaster Management for Tourism. Channel View Publications, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.