Employment and earnings statistics for the United States, 1909-62. Based on the 1957 Standard industrial classification.

Sonraí bibleagrafaíochta
Údar corparáideach: U.S. Bureau of Labor Statistics
Formáid: LEABHAR
Teanga:English
Foilsithe / Cruthaithe: Washington 1968.
Sraith:Its Bulletin no. 1312-6