This book provides good arguments. The content is not too much. , Concise easily understood even without the illustrations. But the practice of imagination.
This book provides a good comment. There was no context too, there is a compact easy-to-understand. Although there are no illustrations, but they have been practicing the imagination.
This book provides a very good insight. There is too much content does not, there is a fit, easy-to-understand. Even if you don't have a picture, but you'll have to imagine