You can buy the book online. Here is the link to it on iTunes: https://itunes.apple.com/us/book/digital-video/id1025275485
And this link is for people who don’t use Apple devices: https://www.scribd.com/doc/276137280/Digital-Video-A-manual-for-language-teachers
The activity I wrote involves U-tube videos and hosting short debates on a controversial topic. You can check it out here :
I hope you enjoy it!