TY  - BOOK
AU  - Jacobs Herman S.
AU  -  Jillson Katherine
TI  - Executive productivity :  An American Management As   
U1  - X:89A.73.N7, L4 
PY  - 1974///
CY  - New York
PB  - American Management Association U. S. A.    
KW  - Production Management
ER  -