Freemantle, D. (1990). Incredible bosses: The challenge of managing people for incredible results. McGraw-Hill.

Freemantle, David. Incredible Bosses: The Challenge of Managing People for Incredible Results. London ; New York: McGraw-Hill, 1990.

Freemantle, David. Incredible Bosses: The Challenge of Managing People for Incredible Results. McGraw-Hill, 1990.