In the case of the Computer Science course from Sedgwick, I have only been able to find it on Safari Books and InformIT (30$) http://www.informit.com/title/9780

In the case of the Computer Science course from Sedgwick, I have only been able to find it on Safari Books and InformIT (30$) http://www.informit.com/title/9780134493831 http://www.informit.com/title/9780134493831 If you happen to be a member of ACM, you actually get free access to Safari Books through http://learning.acm.org http://learning.acm.org