Fleuter, D. L. (1975). The workweek revolution: A guide to the changing workweek. Addison-Wesley Pub.
Dyfyniad Arddull ChicagoFleuter, Douglas L. The Workweek Revolution: A Guide to the Changing Workweek. Reading, Mass: Addison-Wesley Pub, 1975.
Dyfyniad MLAFleuter, Douglas L. The Workweek Revolution: A Guide to the Changing Workweek. Addison-Wesley Pub, 1975.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.