Principles of teaching

Bibliografiske detaljer
Hovedforfatter:	Strayer, George Drayton 1876-
Andre forfattere:	Frasier, George Willard, Armentrout, Winfield Dockery
Format:	Bog
Sprog:	English
Udgivet:	New York American Book c1936.
Serier:	American education series G. D. Strayer, general editor