11.7: References
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Akram, Muhammad. “Qualitative & Quantitative analysis of tiered Architecture of Web- Applications.“ 2007. PDF.
Yadav SC, Singh SK. An Introduction to Client/Server Computing. New Delhi: New Age International; 2009.
Wall, D, Morgan Kaufmann. Multi-Tier Application Programming with PHP : Practical Guide for Architects and Programmers; 2004.