Sumanth, D. J. (1984). Productivity engineering and managementproductivity measurement, evaluation, planning, and improvement in manufacturing and service organizationsDavid J. Sumanth. McGraw-Hill.
Dyfyniad Arddull ChicagoSumanth, David J. Productivity Engineering and Managementproductivity Measurement, Evaluation, Planning, and Improvement in Manufacturing and Service OrganizationsDavid J. Sumanth. McGraw-Hill, 1984.
Dyfyniad MLASumanth, David J. Productivity Engineering and Managementproductivity Measurement, Evaluation, Planning, and Improvement in Manufacturing and Service OrganizationsDavid J. Sumanth. McGraw-Hill, 1984.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.