McHugh, J. T. (2003). Ex uno plura: State constitutions and their political cultures. State University of New York Press.
Chicago Style (17th ed.) ZitazioaMcHugh, James T. Ex Uno Plura: State Constitutions and Their Political Cultures. Albany: State University of New York Press, 2003.
MLA (9th ed.) ZitazioaMcHugh, James T. Ex Uno Plura: State Constitutions and Their Political Cultures. State University of New York Press, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.