Dyfyniad APA

 Clifton, D. (2012).  Hospitality security: Managing security in today''s hotel, lodging, entertainment, and tourism environment.  CRC Press.

Dyfyniad Arddull Chicago

 Clifton, Darrell.  Hospitality Security: Managing Security in Today''s Hotel, Lodging, Entertainment, and Tourism Environment.  CRC Press, 2012.

Dyfyniad MLA

 Clifton, Darrell.  Hospitality Security: Managing Security in Today''s Hotel, Lodging, Entertainment, and Tourism Environment.  CRC Press, 2012.

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