TY  - BOOK
AU  - Koontz Harold
AU  -  O'Donnell Cyril
TI  - Essentials of management
U1  - X:8, L4 
PY  - 1974///
CY  -  New Delhi 
PB  - Tata McGraw Hill India      
KW  - Management
N1  - Concise verson of Principles of Management
ER  -