University of Illinois (Urbana-Champaign campus). Library School. (1949). Occasional papers. University of Illinois Library School.
Citace podle Chicago (17th ed.)University of Illinois (Urbana-Champaign campus). Library School. Occasional Papers. Urbana, Ill.: University of Illinois Library School, 1949.
Citace podle MLA (8th ed.)University of Illinois (Urbana-Champaign campus). Library School. Occasional Papers. University of Illinois Library School, 1949.
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