For the marketing process I also recommend 4 Steps to the Epiphany. For more depth on the online advertising industry itself I don't think you'll find much prin

For the marketing process I also recommend 4 Steps to the Epiphany. For more depth on the online advertising industry itself I don't think you'll find much print material that is good (Its still changing too fast). One of the best in-depth blogs on the subject that I have found is http://www.jayweintraub.com/ http://www.jayweintraub.com/