TY  - BOOK
AU  - Sawyer,W.W.
TI  - Vision in elementary mathematics
SN  - 048642555X (pbk.)
AV  - QA135.6 .S39 2003
U1  - 372.7 21
PY  - 2003///
CY  - Mineola, N.Y.
PB  - Dover Publications
KW  - Mathematics
KW  - Study and teaching (Elementary)
KW  - Local
N1  - Originally published: Harmondsworth, Middlesex, England ; Baltimore, Md. : Penguin Books, 1964, in series: Introducing mathematics ; 1
UR  - http://www.loc.gov/catdir/description/dover031/2002034825.html
ER  -