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.
Citace podle Chicago (17th ed.)American Association of Leisure and Recreation a 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.
Citace podle MLA (9th ed.)American Association of Leisure and Recreation a Donald A. Pelegrino. What Recreation Research Says to the Recreation Practitioner. American Association of Leisure and Recreation of the American Alliance for Health, 1975.
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