APA Style
Institute of Social Studies. (1967).
Netherrlands:
Hague.
Chicago Style
Institute of Social Studies.
1st.
Netherrlands:
Hague,
1967.
Text.
MLA Style
Institute of Social Studies.
1st.
Netherrlands:
Hague,
1967.
Text.
Turabian Style
Institute of Social Studies.
Netherrlands:
Hague,
1967.
Print.