McCollough, E. F., Van Buren, M., & Stearns, L. E. (1931). Essentials in library administration (4th ed. rev.). American Library Administration.
Citace podle Chicago (17th ed.)McCollough, Ethel Farquhar, Maud Van Buren, a Lutie Eugenia Stearns. Essentials in Library Administration. 4th ed. rev. Chicago: American Library Administration, 1931.
Citace podle MLA (8th ed.)McCollough, Ethel Farquhar, et al. Essentials in Library Administration. 4th ed. rev. American Library Administration, 1931.
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