Παραπομπή σε μορφή APA (7η εκδ.)

U. S. Employment Service. (1965). Dictionary of occupational titles. U. S. Dept. of Labor, Manpower Administration, Bureau of Employment Security.

Παραπομπή σε μορφή Chicago (17η εκδ.)

U. S. Employment Service. Dictionary of Occupational Titles. Washington: U. S. Dept. of Labor, Manpower Administration, Bureau of Employment Security, 1965.

Παραπομπή σε μορφή MLA (9th εκδ.)

U. S. Employment Service. Dictionary of Occupational Titles. U. S. Dept. of Labor, Manpower Administration, Bureau of Employment Security, 1965.