TY  - BOOK
AU  - Rucker, Walter E.
TI  - Heath mathematics
SN  - 0669962716
U1  - 510 
PY  - 1975///
CY  - London
PB  - D.C. Heath, 
KW  - Mathematics
KW  - Arithmetic
KW  - Mathematics--Study and teaching (Elementary)
KW  - Arithmetic--Study and teaching (Elementary)
KW  - Mathematics--Study and teaching
KW  - Mathematics--Study and teaching (Secondary)
KW  - Mathematics--Study and teaching (Primary)
KW  - Arithmetic--Study and teaching
N1  - Include Index
ER  -