TY  - BOOK
AU  - Hyatt,H.R
AU  - Drooyan,I.
AU  - Carico,C.C.
TI  - Arithmetic With Pushbutton Accuracy
SN  - 0471223085
U1  - 513 HYA 
PY  - 1977///
CY  - [S.l.] : 
PB  - Wiley, 
ER  -