Here's a compiled list of pdf links to textbooks for Spring 2014 Computer Science classes between 410 and 662. The only I one couldn't find was 590, so I linked the second edition. Hope this is useful to someone and that no one spends ten thousand dollars at the student store
http://kitabxana.net/files/books/file/1354098277.pdf
Dead link: http://www.cs.ucsb.edu/~buoni/cs16/The_C_Programming_Language.pdf Another dead link: http://www.iups.org/media/meeting_minutes/C.pdf
https://www.u-cursos.cl/ingenieria/2010/2/CC3102/1/material_docente/objeto/322214
https://www.uop.edu.jo/download/research/members/Digital_Design_and_Computer_Architecture.pdf
http://beust.com/algorithms.pdf
Artificial Intelligence: A Modern Approach, 3rd edition (couldn’t find the 3rd edition; here’s the second one)
http://javierolivares.files.wordpress.com/2009/04/numerical-linear-algebra-trefethenbau.pdf