Productivity of labor in newspaper printing ...
March, 1929.

APA Citation

Kjaer, S., United States. Bureau of Labor Statistics. (1929). Productivity of labor in newspaper printing ..: March, 1929. Washington: U.S. Govt. print. off..

MLA Citation

Kjaer, Swen, and United States. Bureau of Labor Statistics. Productivity of Labor In Newspaper Printing ..: March, 1929. Washington: U.S. Govt. print. off., 1929.

Warning: These citations may not always be complete (especially for serials).