Não informado. (1970). International Journal of Sport Psychology. International Society of Sports Psychology.
Lua i Stíl Chicago (17ú heag.)Não informado. International Journal of Sport Psychology. Rome: International Society of Sports Psychology, 1970.
Lua MLA (8ú heag.)Não informado. International Journal of Sport Psychology. International Society of Sports Psychology, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.