Sloane, A. A., & Witney, F. (2007). Labor relations (12th ed.). Pearson.
Cita Chicago (17th ed.)Sloane, Arthur A., i Fred Witney. Labor Relations. 12th ed. Upper Sadle River, N.J: Pearson, 2007.
Cita MLA (9th ed.)Sloane, Arthur A., i Fred Witney. Labor Relations. 12th ed. Pearson, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.