David, P. (2006). Article 31: The right to leisure, play and culture. Martinus Nijhoff Publishers.
Chicagoスタイル(17版)引用形式David, Paulo. Article 31: The Right to Leisure, Play and Culture. Leiden ; Boston: Martinus Nijhoff Publishers, 2006.
MLA(9版)引用形式David, Paulo. Article 31: The Right to Leisure, Play and Culture. Martinus Nijhoff Publishers, 2006.
警告: この引用は必ずしも正確ではありません.