Use of factory statistics in the investigation of industrial fatigue, a manual for field research.

Sonraí bibleagrafaíochta
Príomhchruthaitheoir:	Florence, Philip Sargant 1890-
Formáid:	LEABHAR
Teanga:	English
Foilsithe / Cruthaithe:	New York s.n. 1918.
Ábhair:	Fatigue. Labor and laboring classes.