APA(7版)引用形式

Não informado. Youth and freedom. Institute for International Youth Affairs.

Chicagoスタイル(17版)引用形式

Não informado. Youth and Freedom. New York: Institute for International Youth Affairs.

MLA(8版)引用形式

Não informado. Youth and Freedom. Institute for International Youth Affairs.

警告: この引用は必ずしも正確ではありません.