U. S. Employment Service. (1946). Reports and analysis handbook series no. 1-6. s.n.
Cita Chicago (17th ed.)U. S. Employment Service. Reports and Analysis Handbook Series No. 1-6. [Washington]: s.n, 1946.
Cita MLA (9th ed.)U. S. Employment Service. Reports and Analysis Handbook Series No. 1-6. s.n, 1946.
Atenció: Aquestes cites poden no estar 100% correctes.