Cita APA (7a ed.)

Williams, L. R. (1988). The definitive guide to futures trading. Windsor Books.

Cita Chicago Style (17a ed.)

Williams, Larry R. The Definitive Guide to Futures Trading. Brightwaters, N.Y.: Windsor Books, 1988.

Cita MLA (9a ed.)

Williams, Larry R. The Definitive Guide to Futures Trading. Windsor Books, 1988.