Não informado. Physical Recreation. Central Council of Physical Recreation.
Chicago-Zitierstil (17. Ausg.)Não informado. Physical Recreation. London: Central Council of Physical Recreation.
MLA-Zitierstil (8. Ausg.)Não informado. Physical Recreation. Central Council of Physical Recreation.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.