Spotts, Merhyle Franklin, Design of machine elements. - 6th ed. - Englewood Cliffs, N.J., Prentice-Hall, 1988 - 730p. illus. ISBN: 0876923953 Subjects--Topical Terms: Machine design. LC Class. No.: TJ230 / .S82 1961 Dewey Class. No.: 621.815