Dyfyniad APA

Chan, L. M. (1986). Library of Congress subject headings: Principles and applications (2nd ed.). Libraries Unlimited.

Dyfyniad Arddull Chicago

Chan, Lois Mai. Library of Congress Subject Headings: Principles and Applications. 2nd ed. Littleton, Colo: Libraries Unlimited, 1986.

Dyfyniad MLA

Chan, Lois Mai. Library of Congress Subject Headings: Principles and Applications. 2nd ed. Libraries Unlimited, 1986.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.