Vocal leadership : 7 minutes a day to communication mastery : featuring the vocal awareness method /
Arthur Samuel Joseph.
- New York : McGraw-Hill Education, [2014]
- 231 pages ; 24 cm
Includes bibliographical references and index.
9780071807715 (hardback) 0071807713
2013017768
Voice culture. BUSINESS & ECONOMICS / Business Communication / General. Voice culture.