Hjelte, G., & Shivers, J. S. (1978). Public administration of recreational services (2nd ed.). Lea & Febiger.
Chicago-viite (17. p.)Hjelte, George, ja Jay Sanford Shivers. Public Administration of Recreational Services. 2nd ed. Philadelphia: Lea & Febiger, 1978.
MLA-viite (8. p.)Hjelte, George, ja Jay Sanford Shivers. Public Administration of Recreational Services. 2nd ed. Lea & Febiger, 1978.
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