TY  - BOOK
AU  - Willoughby, Stephen S.
AU  - Bereiter, Carl
AU  - Pedersen, Jean
AU  - Moss, Joan
AU  - Rubinstein Joseph H.
AU  - Hilton, Peter
TI  - Real Math
SN  - 0076029999
AV  - QA 107 .W55 2007 
PY  - 2007///
CY  - Columbus: 
PB  - McGraw Hill
KW  - Mathematics - Study and Teaching
KW  - Arithmetic - Study and teaching
ER  -