In addition to the campus bookstore, the texts for this course are available on the web. Be sure to get the 3rd edition (in two volumes) of Aitchison and Hey. Some web textbook resources: AddALL.com will give you a price comparison over a large number of web sources. The lowest prices I've seen are about $55 for each: Aitchison and Hey I at addall Aitchison and Hey II at addall BookFinder.com produced similar results. Some specific sources I've found or had recommended are (there are many many more): Half.com (ebay), which will also give you a similar price comparison. directtextbook.com, another price comparison site. Amazon.com (AH-I and II together: $92) Barnes and Noble (AH-I and II together: $97) You can also purchase both volumes directly from the publisher for about $65 each. AH-I AH-II SMU Bookstore: The bookstore has Aitchison and Hey in stock for about $65 each new, $50 used (if available).