Training and reference manual for job analysis.

Sonraí bibleagrafaíochta
Údar corparáideach:	U. S. Employment Service
Formáid:	LEABHAR
Teanga:	English
Foilsithe / Cruthaithe:	Washington, D. C. U. S. Gov't. Print. Off. 1946.
Ábhair:	Job analysis.