Cita APA (7a ed.)

Judson Haykin, D. (1951). Subject Headings: A practical guide. U.S. Government Printing.

Cita Chicago Style (17a ed.)

Judson Haykin, David. Subject Headings: A Practical Guide. Washington: U.S. Government Printing, 1951.

Cita MLA (8a ed.)

Judson Haykin, David. Subject Headings: A Practical Guide. U.S. Government Printing, 1951.