Chan, L. M. (1986). Library of Congress subject headings: Principles and applications (2nd ed.). Libraries Unlimited.
Chicago-referens (17:e uppl.)Chan, Lois Mai. Library of Congress Subject Headings: Principles and Applications. 2nd ed. Littleton, Colo: Libraries Unlimited, 1986.
MLA-referens (9:e uppl.)Chan, Lois Mai. Library of Congress Subject Headings: Principles and Applications. 2nd ed. Libraries Unlimited, 1986.
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