Sandelson, R. (1991). Combat sports. Wayland.
Cita Chicago (17th ed.)Sandelson, Robert. Combat Sports. East Sussex, Eng: Wayland, 1991.
Cita MLA (9th ed.)Sandelson, Robert. Combat Sports. Wayland, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.