APA (7th ed.) Citation

Williams Keenan, N. (1994). Nice guy, kept to himself: Psychodynamic theory and serial murder.

Chicago Style (17th ed.) Citation

Williams Keenan, Nina. Nice Guy, Kept to Himself: Psychodynamic Theory and Serial Murder. 1994.

MLA (9th ed.) Citation

Williams Keenan, Nina. Nice Guy, Kept to Himself: Psychodynamic Theory and Serial Murder. 1994.

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