APA引文

Say, M. G. (1983). Alternating current machines (5th ed.). Pitman.

Chicago Style (17th ed.) Citation

Say, M. G. Alternating Current Machines. 5th ed. London: Pitman, 1983.

MLA引文

Say, M. G. Alternating Current Machines. 5th ed. Pitman, 1983.