Sloane, A. A., & Witney, F. (1972). Labor relations (2nd ed.). Prentice-Hall.

Sloane, Arthur A., and Fred Witney. Labor Relations. 2nd ed. Englewood Cliffs, N.J.: Prentice-Hall, 1972.

Sloane, Arthur A., and Fred Witney. Labor Relations. 2nd ed. Prentice-Hall, 1972.