Fitzgerald, A. E., Kingsley, C., & Umans, S. D. (1990). Electric machinery (5th ed.). McGraw-Hill.
Chicago Style aipamenaFitzgerald, A. E., Charles Kingsley, and Stephen D. Umans. Electric Machinery. 5th ed. New York: McGraw-Hill, 1990.
MLA aipamenaFitzgerald, A. E., et al. Electric Machinery. 5th ed. McGraw-Hill, 1990.
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