TY  - BOOK
AU  - Holgate,H C F
AU  - Evitt,H.E.
TI  - Exchange orithmetic
U1  - 511.8 HOL  
PY  - 1961///.
CY  - London : 
PB  - Sir Isaac Pitman, 
KW  - Arithmetics
N1  - Includes index
ER  -