APA-viite (7. p.)

Houpis, C. H. (1992). Digital contral systems: theory: Hardware, software. McGraw-Hill.

Chicago-viite (17. p.)

Houpis, Constantine H. Digital Contral Systems: Theory: Hardware, Software. New York: McGraw-Hill, 1992.

MLA-viite (9. p.)

Houpis, Constantine H. Digital Contral Systems: Theory: Hardware, Software. McGraw-Hill, 1992.