APA
American Petroleum Institute A., . (2004). Form-wound squirrel cage induction motors 250 horsepower and larger. Washington: American Petroleum Institute, API.
Chicago
American Petroleum Institute API, . 2004. Form-wound squirrel cage induction motors 250 horsepower and larger. Washington: American Petroleum Institute, API.
Harvard
American Petroleum Institute A., . (2004). Form-wound squirrel cage induction motors 250 horsepower and larger. Washington: American Petroleum Institute, API.
MLA
American Petroleum Institute API, . Form-wound squirrel cage induction motors 250 horsepower and larger. Washington: American Petroleum Institute, API. 2004.