Buckingham, E., & Ryffel, H. H. (1960). Design of worm and spiral gears: A manual for the design and manufacture of all-recess-action worm and spiral gear drives. Industrial Press.
Chicago Style (17th ed.) CitationBuckingham, Earle, and Henry H. Ryffel. Design of Worm and Spiral Gears: A Manual for the Design and Manufacture of All-recess-action Worm and Spiral Gear Drives. New York: Industrial Press, 1960.
MLA (9th ed.) CitationBuckingham, Earle, and Henry H. Ryffel. Design of Worm and Spiral Gears: A Manual for the Design and Manufacture of All-recess-action Worm and Spiral Gear Drives. Industrial Press, 1960.
Warning: These citations may not always be 100% accurate.