Armstrong, R. E. (1986). Fundamentals of direct current. Tab Books.
Chicago Style (17th ed.) CitationArmstrong, Robert E. Fundamentals of Direct Current. Blue Ridge Summit, PA: Tab Books, 1986.
MLA引文Armstrong, Robert E. Fundamentals of Direct Current. Tab Books, 1986.
警告:這些引文格式不一定是100%准確.