TY  - BOOK
AU  - Deborah Morley and Charles S. Parker 
TI  - Understanding computers: today and tomorrow 
SN  - 13: 978-1-305-65631-4
U1  - Cir. 004 M864 C2017 
PY  - 2017///
CY  - Boston, USA 
PB  - Cengage learning 
ER  -