SESSOMS, H. D. (1981). Leadership and group dynamics in recreation: Services. Allyn and Bacon.
Citace podle Chicago (17th ed.)SESSOMS, H. Douglas. Leadership and Group Dynamics in Recreation: Services. Boston: Allyn and Bacon, 1981.
Citace podle MLA (9th ed.)SESSOMS, H. Douglas. Leadership and Group Dynamics in Recreation: Services. Allyn and Bacon, 1981.
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