4 0
Mathematics teaching / 6 6 Kenneth J. Travers [and three others]. - - - x, 591 pages : illustrations 25 cm. - - - - - . - . - 0 . - . - 0 .
Includes index.
Bibliography: p. 548-583
5
5
60452331
2 = =
76054749
2
2 --0------
6 --0-- 2 --------
0 2 --
--20------
Mathematics ----Study and teaching.----20--
--------20--
----2
/ 2
510/.7/1 / 2
/
/
Mathematics teaching / 6 6 Kenneth J. Travers [and three others]. - - - x, 591 pages : illustrations 25 cm. - - - - - . - . - 0 . - . - 0 .
Includes index.
Bibliography: p. 548-583
5
5
60452331
2 = =
76054749
2
2 --0------
6 --0-- 2 --------
0 2 --
--20------
Mathematics ----Study and teaching.----20--
--------20--
----2
/ 2
510/.7/1 / 2
/
/