TY  - BOOK
AU  - Rowlands,O.P.
TI  - Calculator techniques in mathematics, science and commerce
SN  - 9971491710
U1  - QA/37 
PY  - 1989///
CY  - Singapore
PB  - Graham Brash Pte Ltd
KW  - Calculator -- Mathematics.
KW  - Mathematics.
ER  -