Dattilo, J., & Murphy, W. D. (1991). Leisure education program planning: A Systematic approach. State College: Venture.
Chicago Stili AlıntıDattilo, John, and William D. Murphy. Leisure Education Program Planning: A Systematic Approach. State College: Venture, 1991.
MLA AlıntıDattilo, John, and William D. Murphy. Leisure Education Program Planning: A Systematic Approach. State College: Venture, 1991.
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