TY  - BOOK
AU  - DelSanto,Louise
ED  - P.A.R. Incorporated.
TI  - Mastering mathematics
SN  - 0913310387
AV  - QA39.2 .D45
U1  - 512/.1 
PY  - 1975///]
CY  - Providence
PB  - P.A.R. Incorporated
KW  - Mathematics
KW  - Local
ER  -