Cita APA (7a ed.)

Kennedy, G., & Tinnell, R. W. (1970). Electronic communication systems. McGraw-Hill.

Cita Chicago Style (17a ed.)

Kennedy, George, y Richard W. Tinnell. Electronic Communication Systems. New York: McGraw-Hill, 1970.

Cita MLA (9a ed.)

Kennedy, George, y Richard W. Tinnell. Electronic Communication Systems. McGraw-Hill, 1970.