Costello, S. J. (1994). Managing change in the workplace. Irwin Professional Pub./Irwin Press.

Costello, Sheila J. Managing Change in the Workplace. Burr Ridge, Ill.: Irwin Professional Pub./Irwin Press, 1994.

Costello, Sheila J. Managing Change in the Workplace. Irwin Professional Pub./Irwin Press, 1994.