The helper and American trade unions
By: by John H. Ashworth ...
Series: Johns Hopkins University studies in historical and political science,; ser. XXXIII, no. 3
Publisher: The Johns Hoplins Press
Published: 1915
Place of publication: Baltimore
Language: eng
Number of pages: 134
Subjects: Labor unions -- United States
Notes: Published also as thesis (PH. D.) Johns Hopkins University, 1914.