Here is list of books for software tester's must read
The following is a list of books that are recommended for reading:

   1. Testing In the Real World 
   2. Automated Software Testing: Introduction, Management, and Performance
   3. Software Test Automation : Effective Use of Test Execution Tools
   4. Software Testing (The McGraw Hill International Software Quality Assurance)
   5. Client Server Software Testing on the Desk Top and the Web
   6. Managing the Testing Process
   7. CMM Implementation Guide
   8. Testing Object-Oriented Systems
   9. Software Requirements
  10. Testing Applications on the Web: Test Planning for Internet-Based Systems
  11. Lessons Learned in Software Testing
  12. Testing Applications on the Web: Test Planning for Mobile and Internet-Based Systems, Second Edition
  13. Books about Software Testing
  14. Software Testing and Continuous Quality Improvement
  15. Testing In the Real World 
  16. The Art of Software Testing 
  17. Making E-Business Work (A Guide to Software Testing in the Internet Age)
  18. Testing Computer Software ( Computer Library)
  19. Surviving the Top Ten Challenges of Software Testing : A People-Oriented Approach
  20. Psychological Testing : Principles, Applications, and Issues
  21. Software Testing (The McGraw Hill International Software Quality Assurance)
  22. Handbook of Software Quality Assurance
  23. Test Process Improvement : A Practical Step-By-Step Guide to Structured Testing
  24. Automated Software Testing: Introduction, Management, and Performance
  25. Software Test Automation : Effective Use of Test Execution Tools
  26. Client Server Software Testing on the Desk Top and the Web
  27. Testing Computer Software
  28. Managing the Testing Process
  29. Software Testing in the Real World : Improving the Process
  30. Software Testing Techniques 2E
  31. Black-Box Testing: Techniques for Functional Testing of Software and Systems
  32. Craft of Software Testing, The: Subsystems Testing Including Object-Based and Object-Oriented Testing
  33. Automating Specification-Based Software Testing
  34. Software Test Automation : Effective Use of Test Execution Tools
  35. The Complete Guide to Software Testing
  36. Bad Software: What to Do When Software Fails
  37. Usability Engineering
  38. The Usability Engineering Lifecycle (Handbook)
  39. Patterns of Software : Tales from the Software Community
  40. Testing Object-Oriented Systems
  41. CMM Implementation Guide
  42. How to Implementation CMM
  43. Software Requirements
  44. Managing Software Requirements: A Unified Approach
  45. Mastering the Requirement Process
  46. Internet Performance Survival Guide
  47. Testing Applications on the Web: Test Planning for Internet-Based Systems