TY  - BOOK
AU  - Badran, Farid M.
TI  - Principles of Digital Computers
T2  - ÙØ°ÙØ±Ø© Ø®Ø§Ø±Ø¬ÙØ© 
U1  - 338.9 21
PY  - 1964///
CY  - Cairo 
PB  - Institute of National Planning 
KW  - Qmark
KW  -  Digital Computers
ER  -