It's easy to find forex education books on the internet. And now-a-days it's available everywhere. You can learn forex from youtube tutorial too. But all these sources must be real and well managed. If you have confidence that you can learn from e-book or tutorial, then you will surely get success in forex trading. and I think we should learn from anywhere, and from that book I think it's a way of learning too, but it's not easy, because if we do not understand we can not ask, so we have to discuss in this forum, so we'll be better in learning from this book.