TY  - BOOK
AU  - Gibson, Jane W.
TI  - The Supervisory challenge : : principles and practices / 
SN  - 0675211484
AV  - HF5549.12  .G52 1990
PY  - 1990///
CY  - Columbus
PB  -  Merrill, 
KW  - Supervision of employees
KW  - Management
N1  - Includes bibliographical references and indexes
ER  -