Sink, D. S. (1985). Productivity management: Planning, measurement and evaluation, control, and improvement. Wiley.
Chicago-čujuhus (17. p.)Sink, D. Scott. Productivity Management: Planning, Measurement and Evaluation, Control, and Improvement. New York: Wiley, 1985.
MLA-čujuhus (9. p.)Sink, D. Scott. Productivity Management: Planning, Measurement and Evaluation, Control, and Improvement. Wiley, 1985.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.