Perry, W. E. (1982). The accountants guide to computer systems. John Wiley and Sons.
Cita Chicago (17th ed.)Perry, William E. The Accountants Guide to Computer Systems. John Wiley and Sons, 1982.
Cita MLA (9th ed.)Perry, William E. The Accountants Guide to Computer Systems. John Wiley and Sons, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.