Cita APA (7a ed.)

Howard, M. (1983). The causes of wars and other essays (2 ed.). Temple Smith.

Cita Chicago Style (17a ed.)

Howard, Michael. The Causes of Wars and Other Essays. 2 ed. London: Temple Smith, 1983.

Cita MLA (9a ed.)

Howard, Michael. The Causes of Wars and Other Essays. 2 ed. Temple Smith, 1983.