<p>I was looking to buy the CS 61A textbook off Amazon, but I found 2 versions and am not sure which one the course uses. </p>
<p>[Amazon.com:</a> Structure and Interpretation of Computer Programs - 2nd Edition (MIT Electrical Engineering and Computer Science): Harold Abelson, Gerald Jay Sussman: Books](<a href=“http://www.amazon.com/Structure-Interpretation-Computer-Programs-Engineering/dp/0262011530/ref=ed_oe_h]Amazon.com:”>http://www.amazon.com/Structure-Interpretation-Computer-Programs-Engineering/dp/0262011530/ref=ed_oe_h)</p>
<p>[Amazon.com:</a> Structure and Interpretation of Computer Programs, Second Edition: Harold Abelson, Gerald Jay Sussman, Julie Sussman: Books](<a href=“http://www.amazon.com/Structure-Interpretation-Computer-Programs-Second/dp/0070004846/ref=sr_1_1?ie=UTF8&s=books&qid=1216250414&sr=1-1]Amazon.com:”>http://www.amazon.com/Structure-Interpretation-Computer-Programs-Second/dp/0070004846/ref=sr_1_1?ie=UTF8&s=books&qid=1216250414&sr=1-1)</p>
<p>Does anyone know the difference between these 2 versions? Which one should Berkeley students purchase? Thanks for your time.</p>