Umans, S. D. (2014). Fitzgerald & Kingsley''s electric machinery. McGraw-Hill Companies.
Trích dẫn kiểu ChicagoUmans, Stephen D. Fitzgerald & Kingsley''s Electric Machinery. McGraw-Hill Companies, 2014.
MLA引文Umans, Stephen D. Fitzgerald & Kingsley''s Electric Machinery. McGraw-Hill Companies, 2014.
警告:這些引文格式不一定是100%准確.