APA (7th ed.) Citation

United States Employment Service, entidad responsable. (1939). Dictionary of occupational titles: Part II, Group arrangement of occupational titles and codes. [editor no identificado].

Chicago Style (17th ed.) Citation

United States Employment Service, entidad responsable. Dictionary of Occupational Titles: Part II, Group Arrangement of Occupational Titles and Codes. [Lugar de publicación no identificado]: [editor no identificado], 1939.

MLA (9th ed.) Citation

United States Employment Service, entidad responsable. Dictionary of Occupational Titles: Part II, Group Arrangement of Occupational Titles and Codes. [editor no identificado], 1939.

Warning: These citations may not always be 100% accurate.