Não informado. Recreation. National Recreation Association.
Chicagoスタイル(17版)引用形式Não informado. Recreation. New York: National Recreation Association.
MLA(8版)引用形式Não informado. Recreation. National Recreation Association.
警告: この引用は必ずしも正確ではありません.
Não informado. Recreation. National Recreation Association.
Chicagoスタイル(17版)引用形式Não informado. Recreation. New York: National Recreation Association.
MLA(8版)引用形式Não informado. Recreation. National Recreation Association.