Roberts, B. C. (1962). Industrial relations: Contemporary problems and perspectives. Methuen.
Chicago-čujuhus (17. p.)Roberts, B. C. Industrial Relations: Contemporary Problems and Perspectives. Methuen, 1962.
MLA-čujuhus (9. p.)Roberts, B. C. Industrial Relations: Contemporary Problems and Perspectives. Methuen, 1962.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.