Cita APA (7a ed.)

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.