Rockefeller Foundation & United States. Commission on Industrial Relations. (1915). Information furnished by the Rockefeller Foundation in response to questionnaires submitted by United States Commission on Industrial Relations.
Lua i Stíl Chicago (17ú heag.)Rockefeller Foundation agus United States. Commission on Industrial Relations. Information Furnished by the Rockefeller Foundation in Response to Questionnaires Submitted by United States Commission on Industrial Relations. [New York?, 1915.
Lua MLA (8ú heag.)Rockefeller Foundation agus United States. Commission on Industrial Relations. Information Furnished by the Rockefeller Foundation in Response to Questionnaires Submitted by United States Commission on Industrial Relations. 1915.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.