Book Review: Perspective Made Easy
It's great that this book is going to be reprinted again, since its first publication in 1939. It's a very useful book.
All the concepts of perspective are explained in plain and simple English. It teaches the basic foundation well, in a progressive manner where you build onto what you've learned earlier. Included are examples that emphasis the lesson point effectively. Once you get it, you get it forever.
Google Book Search has a limited preview of Perspective Made Easy.
For the low price, it's worth every cent.