(1966). European political institutions: A comparative government reader (2d ed.). Van Nostrand.
Chicago-viite (17. p.)European Political Institutions: A Comparative Government Reader. 2d ed. Princeton, N.J.: Van Nostrand, 1966.
MLA-viite (8. p.)European Political Institutions: A Comparative Government Reader. 2d ed. Van Nostrand, 1966.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.