http://digfir-published.macmillanusa.com/video_public_speaking_accessible/video_public_speaking_accessible_ch232.html
Chapter
232. Vocal variety (in the conclusion)
59d7aea07894d24f7c000018
http://digfir-published.macmillanusa.com/video_public_speaking_accessible/video_public_speaking_accessible_ch232_dlap.xmlDLAP questions59d7aea07894d24f7c000018