Supervision : concepts and practices of management /
Raymond L. Hilgert, Theo Haimann.
- 5th ed.
- Cincinnati : College Division, South-Western Pub. Co., c1991.
- ix, 485 p. : ill. ; 24 cm.
Fourth ed. written by Theo Haimann and Raymond L. Hilgert. "GZ94EA"--T.p. verso.