TY  - BOOK
TI  - The key to the computer: introduction to electronic data processing 
U1  - 001.642 
PY  - 1972///
CY  - Oxford
PB  - MTP
KW  - PROCESAMIENTO ELECTRONICO DE DATOS
KW  - COMPUTACION
N1  - Contenido: Part 1: Textbook -- Part 2: Training manual
ER  -