1. Modern Mathematics for elementary school teachers
Author: / [by] Merlin M. Ohmer [and] Clayton V. Aucoin,Ohmer
Library: Central Library and Documents Center of Tehran University (Tehran)
Subject: Arithemtic - Foundations
Classification :
QA
248
.
3
.
O3
2. Modern elementary mathematics
Author: / by Morgan Ward and Clarence Ethel Hardgrove,Ward
Library: Central Library and Documents Center of Tehran University (Tehran)
Subject: Arithemtic - Foundations,Geometry
Classification :
QA
248
.
3
.
W3
