http://digfir-published.macmillanusa.com/video_public_speaking/video_public_speaking_ch67_1.htmlDefinition: Operational (functional) from expert5266f9da757a2e7b1a000001
http://digfir-published.macmillanusa.com/video_public_speaking/video_public_speaking_ch67_1_dlap.xmlDLAP questions5266f9da757a2e7b1a000001