1. A survey of Londoners / David J. Smith -- 2. A group of young black people / Stephen Small -- 3. A survey of police officers / David J. Smith -- 4. The police in action / David J. Smith, Jeremy Gray
Notes
Vols. 1 and 3 by David J. Smith; vol. 2 by Stephen Small, and vol. 4 by David J. Smith and Jeremy Gray