Clifton, D. (2012). Hospitality security: Managing security in today''s hotel, lodging, entertainment, and tourism environment. CRC Press.
استشهاد بنمط شيكاغوClifton, Darrell. Hospitality Security: Managing Security in Today''s Hotel, Lodging, Entertainment, and Tourism Environment. CRC Press, 2012.
MLA استشهادClifton, Darrell. Hospitality Security: Managing Security in Today''s Hotel, Lodging, Entertainment, and Tourism Environment. CRC Press, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.