Aptitudes and the languages

Detaylı Bibliyografya
Yazar:	O'Connor, Johnson 1891-
Müşterek Yazar:	Human Engineering Laboratory
Materyal Türü:	Kitap
Dil:	English
Baskı/Yayın Bilgisi:	[Boston] Human Engineering Laboratory [1944].
Konular:	Ability > Testing. English language > Study and teaching.