TY  - BOOK
AU  - Wooldridge,Susan
TI  - Data Processing:: Made Simple 
SN  - 0491018754 (paperback)
AV  - QA76 W66 
PY  - 1976///
CY  - London
PB  - W.H. Allen, 
KW  - Eletronic digital computers
KW  - Electronic data processing
N1  - Includes bibliographical references and indexs
ER  -