Dyfyniad APA

Summa, J. F. (2002). Option on futures: New trading strategies. New York: John Wiley & Son, Inc.

Dyfyniad Arddull Chicago

Summa, John F. Option On Futures: New Trading Strategies. New York: John Wiley & Son, Inc, 2002.

Dyfyniad MLA

Summa, John F. Option On Futures: New Trading Strategies. New York: John Wiley & Son, Inc, 2002.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.