American Association of Leisure and Recreation & Pelegrino, D. A. (1975). What recreation research says to the recreation practitioner. American Association of Leisure and Recreation of the American Alliance for Health.
Citazione stile Chigago Style (17a edizione)American Association of Leisure and Recreation e Donald A. Pelegrino. What Recreation Research Says to the Recreation Practitioner. Washington: American Association of Leisure and Recreation of the American Alliance for Health, 1975.
Citatione MLA (9a ed.)American Association of Leisure and Recreation e Donald A. Pelegrino. What Recreation Research Says to the Recreation Practitioner. American Association of Leisure and Recreation of the American Alliance for Health, 1975.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.