American Association for Vocational Instructional Materials. (1986). Electric motors: Selecting, protecting, and servicing. Tab Books.
Citazione stile Chigago Style (17a edizione)American Association for Vocational Instructional Materials. Electric Motors: Selecting, Protecting, and Servicing. Blue Ridge Summit, PA: Tab Books, 1986.
Citatione MLA (9a ed.)American Association for Vocational Instructional Materials. Electric Motors: Selecting, Protecting, and Servicing. Tab Books, 1986.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.