Stevenson , W. (1983). Intrepid`s Last Case. Villard.
Cita Chicago (17th ed.)Stevenson , William. Intrepid`s Last Case. New York: Villard, 1983.
Cita MLA (9th ed.)Stevenson , William. Intrepid`s Last Case. Villard, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.