APA (7e ed.) Bronvermelding
Clayton, A. E., & Hancock, N. N. The Performance and design of direct current machines (3rd ed.). CBS Pub.
Chicago (17e ed.) Bronvermelding
Clayton, Albert E., en N. N. Hancock. The Performance and Design of Direct Current Machines. 3rd ed. New Delhi: CBS Pub.
MLA (9e ed.) Bronvermelding
Clayton, Albert E., en N. N. Hancock. The Performance and Design of Direct Current Machines. 3rd ed. CBS Pub.
Let op: Deze citaties zijn niet altijd 100% accuraat.