Modern school mathematics structure and use /
Modern school mathematics structure and use /
Ernest R. Duncan... [et al.].
- Boston: Houghton Mifflin, 1972.
- 364 p. : ill. ; 24 cm.
Includes index.
0395109892
Mathematics--Study and teaching (Elementary)
372.7
Includes index.
0395109892
Mathematics--Study and teaching (Elementary)
372.7