Elementary school mathematics : book 2 /
Robert E. Eicholz ; colab. Emerson Martín ; consulting authors Charles F. Brumfiel, Merril E. Shanks.
- 2a ed.
- Menlo Park [E.U.A.] : Addison-Wesley, c1968.
- 408 p. : il.
- Elementary school mathematics series .
"Teacher's edition"
MATEMATICAS ---ESTUDIO Y ENSEÑANZA (ELEMENTAL) ---ESTADOS UNIDOS