Dankert, Clyde Edward Hours of work. Edited by Clyde E. Dankert, Floyd C. Mann [and] Herbert R. Northrup. - [1st ed.] - New York Harper & Row [1965] - viii, 208 p. illus. 22 cm. Includes bibliographical references. LCCN: 65021007 Subjects--Topical Terms: Hours of laborHoras laborales. Dewey Class. No.: 331.81973