Heman-Ackah, Yolanda Voice professional : an issue of otolaryngologic clinics Robert Thayer Sataloff and Yolanda Heman-Ackah - 1st ed - Philadelphia, PA Elsevier Saunders 2007 - p xii, 910-1189 p. : ill Includes index ISBN: 9781416051060 Subjects--Topical Terms: Voice cultureVoice disorders -- Treatment Dewey Class. No.: 617.51 HEM