Sears, M. E. (1950). Sears List of Subject Headings: With Practical Suggestions for the Beginner in Subject Heading Work (6. ed.). Wilson.
Chicago-Zitierstil (17. Ausg.)Sears, Minnie Earl. Sears List of Subject Headings: With Practical Suggestions for the Beginner in Subject Heading Work. 6. ed. New York: Wilson, 1950.
MLA-Zitierstil (9. Ausg.)Sears, Minnie Earl. Sears List of Subject Headings: With Practical Suggestions for the Beginner in Subject Heading Work. 6. ed. Wilson, 1950.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.