APA Style
Introduction to work study. (1981).
Geneva:
ILO.
Chicago Style
Introduction to work study.
3rd ed..
Geneva:
ILO,
1981.
.
MLA Style
Introduction to work study.
3rd ed..
Geneva:
ILO,
1981.
.
Turabian Style
Introduction to work study.
Geneva:
ILO,
1981.
.