A.L.A. Catalog 1926-1931 : an annotated list of approximately 3000 titles. - Chicago : A.L.A., 1933. - 330 p. ; 25 cm Subjects--Corporate Names: American Library Association Subjects--Topical Terms: BibliotecologíaCatálogo Index Terms--Genre/Form: Libro Universal Decimal Class. No.: 017.1