APA (7th ed.) Citation

Thackrah, J. R., & Thackrah, J. R. (1985). Contemporary policing: An examination of society in the 1980s. Sphere Reference.

Chicago Style (17th ed.) Citation

Thackrah, John R., and John Richard Thackrah. Contemporary Policing: An Examination of Society in the 1980s. London: Sphere Reference, 1985.

MLA (8th ed.) Citation

Thackrah, John R., and John Richard Thackrah. Contemporary Policing: An Examination of Society in the 1980s. Sphere Reference, 1985.