|Other Retailer||Price Checked Time||Their Price in AUD||Our Price|
|Amazon UK||20 days ago||60.73||$49.95||You save $10.78|
|Book Depository US||5 days ago||57.84||$49.95||You save $7.89|
AUTHOR BIO Michael Fogus is a programmer in the DC area specializing in artificial intelligence, compilation, code generation, and distributed simulation systems. He is also a contributor to the Clojure and ClojureScript programming languages and author of various Clojure-contrib libraries. Chris Houser is a software developer at LonoCloud. His lifelong passion for programming began when he was a child and drives him to continue learning and exploring new languages today. He's currently a primary contributor to Clojure and has implemented several features for the language.