Dyfyniad APA

Quan, S. F. (2007). Two and One Half Years Down, Many More to Go. American Academy of Sleep Medicine.

Dyfyniad Arddull Chicago

Quan, Stuart F. Two and One Half Years Down, Many More to Go. American Academy of Sleep Medicine, 2007.

Dyfyniad MLA

Quan, Stuart F. Two and One Half Years Down, Many More to Go. American Academy of Sleep Medicine, 2007.

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