Cita APA (7a ed.)

Spence, D. (1997). Introduction to futures and options (1st published.). Woodhead.

Cita Chicago Style (17a ed.)

Spence, Donald. Introduction to Futures and Options. 1st published. Cambridge: Woodhead, 1997.

Cita MLA (9a ed.)

Spence, Donald. Introduction to Futures and Options. 1st published. Woodhead, 1997.