eBook Principles of Communications Networks and Systems written by Nevio Benvenuto, Michele Zorzi of Wiley, John & Sons, Incorporated is available for free download from Rapidshare, Hotfile, FileSonic, FileShare, Depositfiles. Addressing the fundamental technologies and theories associated with designing complex communications systems and networks, Principles of Communications Networks and... 

eBook written by Randal E. Bryant of Addison Wesley is available for free download from Rapidshare, Hotfile, FileSonic, FileShare, Depositfiles.  For Computer Systems, Computer Organization and Architecture courses in CS, EE, and ECE departments. Few students studying computer science or computer engineering will ever have the opportunity to build a computer system. On the other hand, most...