TY  - BOOK
AU  - Sgroi,Richard J.
AU  - Sgroi,Laura Shannon
TI  - Mathematics for elementary school teachers: problem-solving investigations 
SN  - 053493255X (alk. paper)
AV  - QA 135.5 .S456 1993
U1  - 372.7 20
PY  - 1993///
CY  - Boston
PB  - PWS-Kent Pub. Co.
KW  - Mathematics
KW  - Study and teaching (Elementary)
N1  - Includes index
ER  -