Hall, C. M., Dallen J. Timothy, & David Timothy Duval. (2009). Safety and security in tourism: Relationships, management and marketing. Jaico publishing house.
استشهاد بنمط شيكاغوHall, C. Michael, Dallen J. Timothy, و David Timothy Duval. Safety and Security in Tourism: Relationships, Management and Marketing. Delhi: Jaico publishing house, 2009.
MLA استشهادHall, C. Michael, et al. Safety and Security in Tourism: Relationships, Management and Marketing. Jaico publishing house, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.