Cita APA (7a ed.)

Goldberg, L. G., & Hachey, G. A. (1992). Price volatility and margin requirements in foreign exchange futures markets. [s.n.].

Cita Chicago Style (17a ed.)

Goldberg, Lawrence G., y George A. Hachey. Price Volatility and Margin Requirements in Foreign Exchange Futures Markets. [S.l.]: [s.n.], 1992.

Cita MLA (9a ed.)

Goldberg, Lawrence G., y George A. Hachey. Price Volatility and Margin Requirements in Foreign Exchange Futures Markets. [s.n.], 1992.