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