Maynard, H. B., Stegemerten, G. J., & Schwab, J. L. (1948). Methods-time measurement. McGraw-Hill.
Cita Chicago Style (17a ed.)Maynard, Harold B., G. J. Stegemerten, y John L. Schwab. Methods-time Measurement. New York [etc.]: McGraw-Hill, 1948.
Cita MLA (9a ed.)Maynard, Harold B., et al. Methods-time Measurement. McGraw-Hill, 1948.
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