Priefert, E. Playgrounds and Recreation Spaces.
Chicagoスタイル(17版)引用形式Priefert, Ernst. Playgrounds and Recreation Spaces.
MLA(8版)引用形式Priefert, Ernst. Playgrounds and Recreation Spaces.
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式
Priefert, E. Playgrounds and Recreation Spaces.
Chicagoスタイル(17版)引用形式Priefert, Ernst. Playgrounds and Recreation Spaces.
MLA(8版)引用形式Priefert, Ernst. Playgrounds and Recreation Spaces.