Zacker, C. &. S. (2006). MCSE Self-Paced training Kit (Exam-293): Planning and maintaining a microsoft windows server 2003 network infrastructure with CD-ROM (2nd.). Prentice Hall of India Pvt Ltd.

Zacker, Craig & Steven. MCSE Self-Paced Training Kit (Exam-293): Planning and Maintaining a Microsoft Windows Server 2003 Network Infrastructure with CD-ROM. 2nd. New Delhi: Prentice Hall of India Pvt Ltd, 2006.

Zacker, Craig & Steven. MCSE Self-Paced Training Kit (Exam-293): Planning and Maintaining a Microsoft Windows Server 2003 Network Infrastructure with CD-ROM. 2nd. Prentice Hall of India Pvt Ltd, 2006.