Teaching modern mathematics in the elementary school

Bibliografski detalji
Glavni autor:	Fehr, Howard Franklin, 1901-
Daljnji autori:	Phillips, Jo McKeeby, joint auth
Format:	Knjiga
Jezik:	English
Izdano:	[Reading, Mass.] Addison-Wesley [c1967]
Teme:	Mathematics > Study and teaching (Elementary)