Cita APA (7a ed.)

WALKER, J. A. (1991). How The Options Markets Work / Joseph A. Walker. New York International Financi.

Cita Chicago Style (17a ed.)

WALKER, Joseph A. How The Options Markets Work / Joseph A. Walker. New York International Financi, 1991.

Cita MLA (8a ed.)

WALKER, Joseph A. How The Options Markets Work / Joseph A. Walker. New York International Financi, 1991.