APA-referens (7:e uppl.)

KENNEDY, G. (1986). Electronic communication system.--Ed.3. McGraw Hill Book Co.

Chicago-referens (17:e uppl.)

KENNEDY, George. Electronic Communication System.--Ed.3. New York: McGraw Hill Book Co, 1986.

MLA-referens (9:e uppl.)

KENNEDY, George. Electronic Communication System.--Ed.3. McGraw Hill Book Co, 1986.