Preliminary Lists of Subject Subdivisions (Classic Reprint) Library of Congress; Catalog Division

Excerpt from Preliminary Lists of Subject Subdivisions

Since the third issue of this list in 1910, the recataloguing of several classes has been completed, that of others begun or advanced: Pliilosophy; Heraldry; Genealogy; Political science; Это и многое другое вы найдете в книге Preliminary Lists of Subject Subdivisions (Classic Reprint) (Library of Congress; Catalog Division)