APA (7th ed.) Citation

Block, C. R., & Block, R. (1993). Street gang crime in Chicago. US Department of Justice, Office of Justice Programs, National Institute of Justice.

Chicago Style (17th ed.) Citation

Block, Carolyn R., and Richard Block. Street Gang Crime in Chicago. Washington, DC: US Department of Justice, Office of Justice Programs, National Institute of Justice, 1993.

MLA (8th ed.) Citation

Block, Carolyn R., and Richard Block. Street Gang Crime in Chicago. US Department of Justice, Office of Justice Programs, National Institute of Justice, 1993.