VASUDAVA. (2004). ENCYCLOPEDIA OF INFORMATION TECHNOLOGY AND E WORLD E- SERVICE. COMMON WEALTH.
Cita Chicago (17th ed.)VASUDAVA. ENCYCLOPEDIA OF INFORMATION TECHNOLOGY AND E WORLD E- SERVICE. DELHI: COMMON WEALTH, 2004.
Cita MLA (9th ed.)VASUDAVA. ENCYCLOPEDIA OF INFORMATION TECHNOLOGY AND E WORLD E- SERVICE. COMMON WEALTH, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.