Educators guide to free social studies materials.

Sonraí bibleagrafaíochta
Údar corparáideach:	Educators' Progress Service, Randolph, Wis
Rannpháirtithe:	Suttles, Patricia A. (Horkheimer), ed
Formáid:	LEABHAR
Teanga:	English
Foilsithe / Cruthaithe:	Randolph, Wis., Educators Progresss Services.
Eagrán:	1st- ed.
Ábhair:	Free material.