ebrary, Inc, Maisel, L. S., & Berry, J. M. (2010). The Oxford handbook of American political parties and interest groups. Oxford University Press.
Chicago-referens (17:e uppl.)ebrary, Inc, Louis Sandy Maisel, och Jeffrey M. Berry. The Oxford Handbook of American Political Parties and Interest Groups. Oxford: Oxford University Press, 2010.
MLA-referens (9:e uppl.)ebrary, Inc, et al. The Oxford Handbook of American Political Parties and Interest Groups. Oxford University Press, 2010.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.