Cita APA (7a ed.)

Pollard, D., Parpworth, N., & Hughes, D. J. (2001). Constitutional and administrative law: Text with materials (3rd ed.). Butterworths.

Cita Chicago Style (17a ed.)

Pollard, David, Neil Parpworth, y D. J. Hughes. Constitutional and Administrative Law: Text with Materials. 3rd ed. London [etc.]: Butterworths, 2001.

Cita MLA (9a ed.)

Pollard, David, et al. Constitutional and Administrative Law: Text with Materials. 3rd ed. Butterworths, 2001.