TY  - BOOK
AU  - Koontz,Harold
AU  - O'Donnell,Cyril
TI  - Management: a systems and contingency analysis of managerial functions 
PY  - 1976///
CY  - New York
PB  - McGraw-Hill
KW  - Industrial management
KW  - Management
N1  - Includes bibliographical references and indexes; Open access
ER  -