APA (7th ed.) Citation

Johnson, B. R., & Becker, J. V. (1997). Natural born killern? The development of the sexually sadistic serial killer.

Chicago Style (17th ed.) Citation

Johnson, Bradley R., and Judith V. Becker. Natural Born Killern? The Development of the Sexually Sadistic Serial Killer. 1997.

MLA (9th ed.) Citation

Johnson, Bradley R., and Judith V. Becker. Natural Born Killern? The Development of the Sexually Sadistic Serial Killer. 1997.

Warning: These citations may not always be 100% accurate.