Jenkins, J. M. E., & Pigram, J. J. E. (2003). Encyclopedia of leisure and outdoor recreation.
Chicago Edition CitationJenkins, John M; Editor, i John J; Editor Pigram. Encyclopedia of Leisure and Outdoor Recreation. New York, Routledge, 2003.
Cita MLAJenkins, John M; Editor, i John J; Editor Pigram. Encyclopedia of Leisure and Outdoor Recreation. 2003.
Atenció: Aquestes cites poden no estar 100% correctes.