APA (7th ed.) Citation

Blumstein, A., & Rosenfeld, R. (1998). Assessing the recent ups and downs in U.S. homicide rates. Journal, 237, 9-11.

Chicago Style (17th ed.) Citation

Blumstein, Alfred, and Richard Rosenfeld. "Assessing the Recent Ups and Downs in U.S. Homicide Rates." Journal 237 (1998): 9-11.

MLA (8th ed.) Citation

Blumstein, Alfred, and Richard Rosenfeld. "Assessing the Recent Ups and Downs in U.S. Homicide Rates." Journal, 237, 1998, pp. 9-11.