APA
Sidney A Davis, Byron K Ledgerwood, . (1961). Electromechanical Components for Servomechanisms. New York: McGraw Hill Book Company.
Chicago
Sidney A Davis, Byron K Ledgerwood, . 1961. Electromechanical Components for Servomechanisms. New York: McGraw Hill Book Company.
Harvard
Sidney A Davis, Byron K Ledgerwood, . (1961). Electromechanical Components for Servomechanisms. New York: McGraw Hill Book Company.
MLA
Sidney A Davis, Byron K Ledgerwood, . Electromechanical Components for Servomechanisms. New York: McGraw Hill Book Company. 1961.