TY  - BOOK
AU  - Beckmann,Sybilla
TI  - Mathematics for elementary teachers
SN  - 0201725878
AV  - QA 135.6 .B43 2005
PY  - 2005///
CY  - Boston
PB  - Addison-Wesley
KW  - Mathematics
N1  - Includes bibliographical references (p. [697]-700) and index
ER  -