APA
Fitzerald A.E & others, . (1992). Electric Machinery. : London Mcgrew hill book comp.
Chicago
Fitzerald A.E & others, . 1992. Electric Machinery. : London Mcgrew hill book comp.
Harvard
Fitzerald A.E & others, . (1992). Electric Machinery. : London Mcgrew hill book comp.
MLA
Fitzerald A.E & others, . Electric Machinery. : London Mcgrew hill book comp. 1992.