Sandelson, R. (1991). Combat sports. Wayland.
Cita Chicago Style (17a ed.)Sandelson, Robert. Combat Sports. Hove, East Sussex: Wayland, 1991.
Cita MLA (9a ed.)Sandelson, Robert. Combat Sports. Wayland, 1991.
Precaución: Estas citas no son 100% exactas.