Book recommendation

http://www.amazon.com/gp/product/0521480221/sr=8-1/qid=1143223248/ref=pd_bbs_1/104-3320518-5808749?%5Fencoding=UTF8

This book picks up almost exactly where I left off. It also explains a lot of things that bothered me about complex arithmetic in my college years that nobody could seem to answer.
 
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