APA Style
Labour information: a guide to selected sources. (1991).
:
International Labour Office.
Chicago Style
Labour information: a guide to selected sources.
.
:
International Labour Office,
1991.
Book.
MLA Style
Labour information: a guide to selected sources.
.
:
International Labour Office,
1991.
Book.
Turabian Style
Labour information: a guide to selected sources.
:
International Labour Office,
1991.
Book.