DOUGTHY, SAMUEL. MECHANICS OF MACHINES/ S. DOUGHTY. - NEW YORK: J. WILEY 1988 - XV,467 P. 24 CM. INCLUYE INDICE. ISBN: 0-471-84276-1 Subjects--Topical Terms: 1.INGENIERIA MECANICA. Dewey Class. No.: 621.8 D68