Cita APA

Barry, N. P. (2000). An introduction to modern political theory (4th ed., rev. and updated.). St. Martin's Press.

Citación estilo Chicago

Barry, Norman P. An Introduction to Modern Political Theory. 4th ed., rev. and updated. New York: St. Martin's Press, 2000.

Cita MLA

Barry, Norman P. An Introduction to Modern Political Theory. 4th ed., rev. and updated. St. Martin's Press, 2000.