Citação norma APA

Langan, J. P., & Saunders, H. (1991). Refocusing the Ethical Agenda: Political Settlement as an Alternative to the Use of Force. The American search for peace, 199-236.

Citação norma Chicago

Langan, John P., and Harold Saunders. "Refocusing the Ethical Agenda: Political Settlement as an Alternative to the Use of Force." The American Search for Peace 1991: 199-236.

Citação norma MLA

Langan, John P., and Harold Saunders. "Refocusing the Ethical Agenda: Political Settlement as an Alternative to the Use of Force." The American Search for Peace, 1991, pp. 199-236.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.