APA (7th ed.) Citation

(2005). Principles and practice of sleep medicine (4. ed.). Elsevier Saunders.

Chicago Style (17th ed.) Citation

Principles and Practice of Sleep Medicine. 4. ed. Philadelphia, Pa.[u.a.]: Elsevier Saunders, 2005.

MLA (9th ed.) Citation

Principles and Practice of Sleep Medicine. 4. ed. Elsevier Saunders, 2005.