Structural visualization

Sonraí bibleagrafaíochta
Príomhchruthaitheoir:	O'Connor, Johnson 1891-
Údar corparáideach:	Human engineering laboratory. Characteristics common to engineering executives
Formáid:	LEABHAR
Teanga:	English
Foilsithe / Cruthaithe:	Boston Human engineering laboratory 1943.
Ábhair:	Vocational guidance. Mental tests. Ability > Testing.