PURI Y P. (1992). COMPUTERS INFORMATION TECHNOLOGY. GLOBAL BUSINESS.
Cita Chicago (17th ed.)PURI Y P. COMPUTERS INFORMATION TECHNOLOGY. NEW DELHI: GLOBAL BUSINESS, 1992.
Cita MLA (9th ed.)PURI Y P. COMPUTERS INFORMATION TECHNOLOGY. GLOBAL BUSINESS, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.