Gaya APA
Northrop, F. (1954).
European Union and United States Foreign Policy: A Study in Sociological Jurisprudence (1).
New York, USA:
The Macmillan Company.
Gaya MLA
Northrop, F.S.C..
"European Union and United States Foreign Policy: A Study in Sociological Jurisprudence".
1
New York, USA:
The Macmillan Company,
1954.
Koleksi Elektronik.