Derse, J. C. (1946). Machine operation times for estimators: Standard data and methods. The Ronald Press Company.
Chicago Style aipamenaDerse, Joseph C. Machine Operation Times for Estimators: Standard Data and Methods. New York,: The Ronald Press Company, 1946.
MLA aipamenaDerse, Joseph C. Machine Operation Times for Estimators: Standard Data and Methods. The Ronald Press Company, 1946.
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