Recommend Books on Conformation

I really want to learn more about horse conformation. I fail miserably at the little section in the Practical Horseman and want to learn more!

What are some really good books about conformation?

http://www.amazon.com/Sport-Horse-Conformation-Evaluating-Potential/dp/1570765308

Deb Bennet’s books, Vol 1, 2, 3

http://www.amazon.com/Principles-Of-Conformation-Analysis-Volume/dp/192916405X

http://www.amazon.com/Principles-Conformation-Analysis-Vol-2/dp/1929164068/ref=pd_sim_14_1?ie=UTF8&refRID=07VKGDNE887GMBRMCTVK

http://www.amazon.com/Principles-Conformation-Analysis-Volume-III/dp/0961131438