Swanwick, H. M. (1938). The roots of peace: A sequel to Collective insecurity, being an essay on some of the uses, conditions and limitations of compulsive force in the prevention of war. Cape.
Citação do estilo Chicago (17ª ed.)Swanwick, Helena M. The Roots of Peace: A Sequel to Collective Insecurity, Being an Essay on Some of the Uses, Conditions and Limitations of Compulsive Force in the Prevention of War. London: Cape, 1938.
Citação MLA (8ª ed.)Swanwick, Helena M. The Roots of Peace: A Sequel to Collective Insecurity, Being an Essay on Some of the Uses, Conditions and Limitations of Compulsive Force in the Prevention of War. Cape, 1938.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.