Barendt, E. (1998). An introduction to constitutional law. OUP.
Cita Chicago (17th ed.)Barendt, Eric. An Introduction to Constitutional Law. Oxford: OUP, 1998.
Cita MLA (9th ed.)Barendt, Eric. An Introduction to Constitutional Law. OUP, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.