Bernstein, I. (1960). The lean years; a history of the American worker, 1920-1933. Houghton Mifflin.
Cita Chicago Style (17a ed.)Bernstein, Irving. The Lean Years; a History of the American Worker, 1920-1933. Boston: Houghton Mifflin, 1960.
Cita MLA (9a ed.)Bernstein, Irving. The Lean Years; a History of the American Worker, 1920-1933. Houghton Mifflin, 1960.
Precaución: Estas citas no son 100% exactas.