Littlefield, C. L. (1971). Office and administrative management: Systems analysis, data processing and office supplies. Prentice-Hall.
Cita Chicago (17th ed.)Littlefield, Cleatice L. Office and Administrative Management: Systems Analysis, Data Processing and Office Supplies. New Jersey: Prentice-Hall, 1971.
Cita MLA (9th ed.)Littlefield, Cleatice L. Office and Administrative Management: Systems Analysis, Data Processing and Office Supplies. Prentice-Hall, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.