Παραπομπή APA

Shultz, G. P. C. (1959). Labor problems: Cases and readings (2.).

Παραπομπή Chicago Style

Shultz, George P; Coleman. Labor Problems: Cases and Readings. 2. McGraw-Hill book Co, Inc, NewYork, 1959.

Παραπομπή MLA

Shultz, George P; Coleman. Labor Problems: Cases and Readings. 2. 1959.