Shultz, G. P. (1959). Labor problems: Cases and readings (2nd ed.). McGrawHill.
Cita Chicago (17th ed.)Shultz, George Pratt. Labor Problems: Cases and Readings. 2nd ed. New York: McGrawHill, 1959.
Cita MLA (9th ed.)Shultz, George Pratt. Labor Problems: Cases and Readings. 2nd ed. McGrawHill, 1959.
Atenció: Aquestes cites poden no estar 100% correctes.