APA

American National Standards Institute, . (1971). IEEE standard and American national standard graphic symbols for electrical and electronics diagrams. New York, NY: IEEE Standards Committee.

Chicago

American National Standards Institute, . 1971. IEEE standard and American national standard graphic symbols for electrical and electronics diagrams. New York, NY: IEEE Standards Committee.

Harvard

American National Standards Institute, . (1971). IEEE standard and American national standard graphic symbols for electrical and electronics diagrams. New York, NY: IEEE Standards Committee.

MLA

American National Standards Institute, . IEEE standard and American national standard graphic symbols for electrical and electronics diagrams. New York, NY: IEEE Standards Committee. 1971.