Bernstein, Irving (1941). „John L. Lewis and the Voting Behavior of the C.I.O.”. The Public Opinion Quarterly. 4 (2): 233—249. JSTOR2744938. doi:10.1086/265489.
Bernstein, Irving (1941). „John L. Lewis and the Voting Behavior of the C.I.O.”. The Public Opinion Quarterly. 4 (2): 233—249. JSTOR2744938. doi:10.1086/265489.