How important is it to get the newest edition (for textbooks)?

Colleges & Universities University of California - San Diego
15

<p><a href=“http://www.amazon.com/Principles-Modern-Chemistry-David-Oxtoby/dp/0534493661/ref=pd_bbs_sr_1/105-1739321-9969221?ie=UTF8&s=books&qid=1186762582&sr=8-1[/url]”>http://www.amazon.com/Principles-Modern-Chemistry-David-Oxtoby/dp/0534493661/ref=pd_bbs_sr_1/105-1739321-9969221?ie=UTF8&s=books&qid=1186762582&sr=8-1&lt;/a&gt;&lt;/p&gt;

<p>It’s the 6th edition, which came out in 2007. SO expensive :(</p>