Elementary school mathematics : book 3 /
Robert E. Eicholz, Phares G. O'Daffer ; consultans Charles F. Brumfiel, Merril E. Shanks.
- 2a ed.
- Menlo Park [E.U.A.] : Addison-Wesley, c1968.
- 393 p. : il.
- Elementary school mathematics series .
"Teachers edition"
MATEMATICAS ---ESTUDIO Y ENSEÑANZA ---ESTADOS UNIDOS