APA

Hill F. J., Peterson G. R. & Peterson G. R. (1973). Digital systems. New York [u.a.]: Wiley.

Chicago

Hill Fredrick J, Peterson Gerald R and Peterson Gerald Richard. 1973. Digital systems. New York [u.a.]: Wiley.

Harvard

Hill F. J., Peterson G. R. and Peterson G. R. (1973). Digital systems. New York [u.a.]: Wiley.

MLA

Hill Fredrick J, Peterson Gerald R and Peterson Gerald Richard. Digital systems. New York [u.a.]: Wiley. 1973.