Grillo, E. V. (1963). Control techniques for office efficiency. McGraw-Hill.
Cita Chicago Style (17a ed.)Grillo, Elmer V. Control Techniques for Office Efficiency. New York [etc.]: McGraw-Hill, 1963.
Cita MLA (9a ed.)Grillo, Elmer V. Control Techniques for Office Efficiency. McGraw-Hill, 1963.
Precaución: Estas citas no son 100% exactas.