State laws relating to inspection of steam boilers ...
Compilation ...
prepared by the United States Bureau of Labor ...

APA Citation

United States. Bureau of Labor. (1909). State laws relating to inspection of steam boilers ..: Compilation ... [Washington: Govt. Print. Off..

MLA Citation

United States. Bureau of Labor. State Laws Relating to Inspection of Steam Boilers ..: Compilation ... [Washington: Govt. Print. Off., 1909.

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