BE Computer Study Material

I have some e-books those I want to share for be computer study.*
If you have more comment in the link.

Syllabus
DAA

• Introduction to Algorithm by Cormen(pdf)
  

• Introduction to Algorithm by Cormen(chm)

OS

• Operating System by William Stalling

• Operating System Concepts by Galvin

OOMD

• Learning UML 2.0 by O'Reilly

• UML User Guide by Grady Booch

PCD

• Compilers-Principles, Techniques and Tools 2e by aho

• Learning Lex and YACC by O'Reilly

*These books are copyrighted so please share carefully