APA
Warren N. C., . (1990). Make anger your ally: harnessing one of your most powerful emotions. Brentwood, Tenn: Wolgemuth & Hyatt.
Chicago
Warren Neil Clark, . 1990. Make anger your ally: harnessing one of your most powerful emotions. Brentwood, Tenn: Wolgemuth & Hyatt.
Harvard
Warren N. C., . (1990). Make anger your ally: harnessing one of your most powerful emotions. Brentwood, Tenn: Wolgemuth & Hyatt.
MLA
Warren Neil Clark, . Make anger your ally: harnessing one of your most powerful emotions. Brentwood, Tenn: Wolgemuth & Hyatt. 1990.