Kraus, R. G. (1975). Recreation leadership and supervision: Guidelines for professional development. W. B. Saunders.
Chicago-referens (17:e uppl.)Kraus, Richard G. Recreation Leadership and Supervision: Guidelines for Professional Development. Philadelphia: W. B. Saunders, 1975.
MLA-referens (9:e uppl.)Kraus, Richard G. Recreation Leadership and Supervision: Guidelines for Professional Development. W. B. Saunders, 1975.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.