Joel Nathan Rosen has written:
'The erosion of the American sporting ethos' -- subject- s -:
Competition - Psychology -, History, Moral and ethical aspects,
Moral and ethical aspects of Sports, Public opinion, Social
aspects, Social aspects of Competition - Psychology -, Social
aspects of Sports, Sports
'From New Lanark to Mound Bayou' -- subject- s -: Utopianism,
Cooperation, History