APA-viite (7. p.)

SMITH, C. B., & WARDHAUGH, R. (1980). Signals. Macmillan.

Chicago-viite (17. p.)

SMITH, Carl B., ja ROnald WARDHAUGH. Signals. New York: Macmillan, 1980.

MLA-viite (9. p.)

SMITH, Carl B., ja ROnald WARDHAUGH. Signals. Macmillan, 1980.