TY  - BOOK
AU  - STERN,NANCY
AU  - STERN,ROBERT A
TI  - COMPUTING / 
U1  - 004.019 
PY  - 1990///
CY  - [S.N] : 
PB  - JOHN WILEY AND SONS. INC ، 
KW  - END - USER COMPUTING
ER  -