Appu, A. (2002). PHP: A beginner's guide. Wiley Dreamtech India.
Cita Chicago (17th ed.)Appu, Ashok. PHP: A Beginner's Guide. New Delhi: Wiley Dreamtech India, 2002.
Cita MLA (9th ed.)Appu, Ashok. PHP: A Beginner's Guide. Wiley Dreamtech India, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.