http://digfir-published.macmillanusa.com/berger_videos/chapter_24_intro_video.html
Chapter
1. Chapter 24 Intro Video
5182bdbdb11c0f886200000f
http://digfir-published.macmillanusa.com/berger_videos/chapter_24_intro_video_dlap.xmlDLAP questions5182bdbdb11c0f886200000f