APA-viite (7. p.)

WARD ROBERT W. (2004). OPTIONS AND OPTIONS TRADING. MCGRAW-HILL.

Chicago-viite (17. p.)

WARD ROBERT W. OPTIONS AND OPTIONS TRADING. NEW YORK: MCGRAW-HILL, 2004.

MLA-viite (9. p.)

WARD ROBERT W. OPTIONS AND OPTIONS TRADING. MCGRAW-HILL, 2004.