TY  - BOOK
AU  - Johnston,C.L.
AU  - Hughes,Alden T.
AU  - Hughes,Gale M.
TI  - Essential arithmetic
SN  - 0534032400
U1  - 513.142 
PY  - 1984///
CY  - California
PB  - Wadsworth Publishing Cpmpany
KW  - Arithmetic
ER  -