Cita APA (7a ed.)

Barrie, D. G. (2008). Police in the age of improvement: Police development and the civic tradition in Scotland, 1775 - 1865 (1. publ.). Willan.

Cita Chicago Style (17a ed.)

Barrie, David G. Police in the Age of Improvement: Police Development and the Civic Tradition in Scotland, 1775 - 1865. 1. publ. Cullompton [u.a.]: Willan, 2008.

Cita MLA (9a ed.)

Barrie, David G. Police in the Age of Improvement: Police Development and the Civic Tradition in Scotland, 1775 - 1865. 1. publ. Willan, 2008.