APA Style
Working Papers. (1991).
Hague, Netherlands:
I.S.S..
Chicago Style
Working Papers.
1st.
Hague, Netherlands:
I.S.S.,
1991.
Print.
MLA Style
Working Papers.
1st.
Hague, Netherlands:
I.S.S.,
1991.
Print.
Turabian Style
Working Papers.
Hague, Netherlands:
I.S.S.,
1991.
Print.