Hall, C. M. (2009). Safety and security in tourism: Relationships,management and marketing. Jaico publishing house.
Chicago Style aipamenaHall, C. Michael. Safety and Security in Tourism: Relationships,management and Marketing. Ahamedabad: Jaico publishing house, 2009.
MLA aipamenaHall, C. Michael. Safety and Security in Tourism: Relationships,management and Marketing. Jaico publishing house, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.