Chambers, C. A., & Kohlmeyer, F. W. (1962). The Cooperative League of the United States of America, 1916-1961: A study of social theory and social action.
Lua i Stíl Chicago (17ú heag.)Chambers, Clarke A., agus Fred W. Kohlmeyer. The Cooperative League of the United States of America, 1916-1961: A Study of Social Theory and Social Action. 1962.
Lua MLA (8ú heag.)Chambers, Clarke A., agus Fred W. Kohlmeyer. The Cooperative League of the United States of America, 1916-1961: A Study of Social Theory and Social Action. 1962.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.