Hinrichs, J. R. (1978). Practical management for productivity. Van Nostrand Reinhold.
Cita Chicago Style (17a ed.)Hinrichs, John R. Practical Management for Productivity. New York [etc.]: Van Nostrand Reinhold, 1978.
Cita MLA (9a ed.)Hinrichs, John R. Practical Management for Productivity. Van Nostrand Reinhold, 1978.
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