Voicetech

year of publication	ISBN	author(s)	title
1991	978-1-886789-01-2	Karen Oleson	Develop a Powerful Speaking Voice
1996	978-1-886789-05-0	VoiceTech	Exercises in Harmony
1991	978-1-886789-07-4	Karen Oleson	I'm Not Crazy, I'm Vocalizing