TY  - BOOK
AU  - Certo,Samuel C.
TI  - Principles of modern management: functions and systems 
SN  - 0697002853
U1  - 658 19
PY  - 1986///
CY  - Dubuque, Iowa
PB  - W.C. Brown
KW  - Management
N1  - Includes bibliographies and indexes
ER  -