Kremer, J. (1997). Young people's involvement in sport. Routledge.
シカゴスタイル引用形Kremer, John. Young People's Involvement in Sport. London: Routledge, 1997.
MLA引用形式Kremer, John. Young People's Involvement in Sport. Routledge, 1997.
警告: この引用は必ずしも正確ではありません.