SUBRAMANYAM & MENON. (1984). SYSTEMS ANALYSIS AND DATA PROCESSING. A.H. WHEELER & CO.
Cita Chicago (17th ed.)SUBRAMANYAM & MENON. SYSTEMS ANALYSIS AND DATA PROCESSING. ALLAHABAD: A.H. WHEELER & CO, 1984.
Cita MLA (9th ed.)SUBRAMANYAM & MENON. SYSTEMS ANALYSIS AND DATA PROCESSING. A.H. WHEELER & CO, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.