APA
CLAYTON A. E., HANCOCK N. N., . (1974). THE PERFORMANCE AND DESIGN OF DIRECT CURRENT MACHINES. : PITMAN PUBLISHING.
Chicago
CLAYTON ALPERT E, HANCOCK N N, . 1974. THE PERFORMANCE AND DESIGN OF DIRECT CURRENT MACHINES. : PITMAN PUBLISHING.
Harvard
CLAYTON A. E., HANCOCK N. N., . (1974). THE PERFORMANCE AND DESIGN OF DIRECT CURRENT MACHINES. : PITMAN PUBLISHING.
MLA
CLAYTON ALPERT E, HANCOCK N N, . THE PERFORMANCE AND DESIGN OF DIRECT CURRENT MACHINES. : PITMAN PUBLISHING. 1974.