Ripley, H. (1983). Police forces of Great Britain and Ireland: Their amalgamations and their buttons. Hazell.
Chicago-Zitierstil (17. Ausg.)Ripley, Howard. Police Forces of Great Britain and Ireland: Their Amalgamations and Their Buttons. Henley on Thames: Hazell, 1983.
MLA-Zitierstil (8. Ausg.)Ripley, Howard. Police Forces of Great Britain and Ireland: Their Amalgamations and Their Buttons. Hazell, 1983.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.