Allen S. Hall. (1961). Schaum's outline of theory and problems of machine design. New York: McGraw-Hill.
Dyfyniad Arddull ChicagoAllen S. Hall. Schaum's Outline of Theory and Problems of Machine Design. New York: McGraw-Hill, 1961.
Dyfyniad MLAAllen S. Hall. Schaum's Outline of Theory and Problems of Machine Design. New York: McGraw-Hill, 1961.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.