APA (7th ed.) Citation

Toch, H., & Grant, J. D. (1991). Police as problem solvers. Plenum Press.

Chicago Style (17th ed.) Citation

Toch, Hans, and James D. Grant. Police as Problem Solvers. New York u.a: Plenum Press, 1991.

MLA (9th ed.) Citation

Toch, Hans, and James D. Grant. Police as Problem Solvers. Plenum Press, 1991.