Gaya APA

LEVI, L. (2007). British Federalists Influence on Altiero Spinelli and hence on European Federalists . Jakarta: Pascasarjana - Universitas Indonesia.

Gaya MLA

LEVI, Lucio. "British Federalists Influence on Altiero Spinelli and hence on European Federalists". Jakarta: Pascasarjana - Universitas Indonesia, 2007. Artikel.