Não informado. (2009). Current Opinion in Otolaryngology & Head and Neck Surgery. Lippincott Williams & Wilkins.
Chicago-Zitierstil (17. Ausg.)Não informado. Current Opinion in Otolaryngology & Head and Neck Surgery. Philadelphia, Pa: Lippincott Williams & Wilkins, 2009.
MLA-Zitierstil (8. Ausg.)Não informado. Current Opinion in Otolaryngology & Head and Neck Surgery. Lippincott Williams & Wilkins, 2009.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.