Library of Congress & Library of Congress. Catalog Maintenance Division. Library of Congress catalog: Books: subjects; a cumulative list of works represented by Library of Congress printed cards. Library of Congress.
Cytowanie według stylu Chicago (wyd. 17)Library of Congress i Library of Congress. Catalog Maintenance Division. Library of Congress Catalog: Books: Subjects; a Cumulative List of Works Represented by Library of Congress Printed Cards. Washington: Library of Congress.
Cytowanie według stylu MLA (wyd. 8)Library of Congress i Library of Congress. Catalog Maintenance Division. Library of Congress Catalog: Books: Subjects; a Cumulative List of Works Represented by Library of Congress Printed Cards. Library of Congress.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..