APA (7th ed.) Citation

Library of Congress. Catalog Division. (1906). Preliminary list of subject subdivisions under names of countries or States, and of subject headings with country subdivisions. [publisher not identified].

Chicago Style (17th ed.) Citation

Library of Congress. Catalog Division. Preliminary List of Subject Subdivisions Under Names of Countries or States, and of Subject Headings with Country Subdivisions. [Washington]: [publisher not identified], 1906.

MLA (9th ed.) Citation

Library of Congress. Catalog Division. Preliminary List of Subject Subdivisions Under Names of Countries or States, and of Subject Headings with Country Subdivisions. [publisher not identified], 1906.