Não informado. (2002). Parks & Recreation. National Recreation and Park Association.
Style de citation Chicago (17e éd.)Não informado. Parks & Recreation. Arlington, Va: National Recreation and Park Association, 2002.
Style de citation MLA (8e éd.)Não informado. Parks & Recreation. National Recreation and Park Association, 2002.
Attention : ces citations peuvent ne pas être correctes à 100%.