MLA

Verster, Joris; Pandi-Perumal, Seithikurippu Ratnas; Streiner, David L, et al. Sleep and Quality of Life In Clinical Medicine. Humana Press, 2008.

APA

Verster, D. L, Pandi-Perumal, S. R, Streiner, D. L, & Verster, J. C. (2008). Sleep and Quality of Life in Clinical Medicine. Humana Press.

Chicago

Verster, Joris; Pandi-Perumal, Seithikurippu Ratnas; Streiner, David L., S. R Pandi-Perumal, David L Streiner, and Joris C Verster. Sleep and Quality of Life In Clinical Medicine. : Humana Press, 2008.