Smith, E. S. (1933). Subject headings for children's books in public libraries and in libraries in elementary and junior high schools. American Library Association.
Chicago-Zitierstil (17. Ausg.)Smith, Elva Sophronia. Subject Headings for Children's Books in Public Libraries and in Libraries in Elementary and Junior High Schools. Chicago: American Library Association, 1933.
MLA-Zitierstil (9. Ausg.)Smith, Elva Sophronia. Subject Headings for Children's Books in Public Libraries and in Libraries in Elementary and Junior High Schools. American Library Association, 1933.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.