APA (7th ed.) Citation

Kryger, M. H., Roth, T., & Dement, W. C. (2005). Principles and practice of sleep medicine (Fourth edition.). Elsevier/Saunders.

Chicago Style (17th ed.) Citation

Kryger, Meir H., T. Roth, and William C. Dement. Principles and Practice of Sleep Medicine. Fourth edition. Philadelphia: Elsevier/Saunders, 2005.

MLA (9th ed.) Citation

Kryger, Meir H., et al. Principles and Practice of Sleep Medicine. Fourth edition. Elsevier/Saunders, 2005.