TY  - BOOK
AU  - Koontz, Harold.
AU  - Weihrich, Heinz.
TI  - Essentials of management
SN  - 0-07-100776-8
U1  - 658.4 
PY  - 1990///
CY  - New York
PB  - McGraw- Hill
KW  - Executive management
KW  - Mamagement
KW  - Planning
N1  - Includes bibliographical references and index
ER  -