APA (7th ed.) Citation

Butler, N. M., Mussolini, B., & de Ritis, B. (1935). The political and social doctrine of fascism - Aims and policies of the fascist régime in Italy. New York.

Chicago Style (17th ed.) Citation

Butler, Nocholas Murray, Benito Mussolini, and Beniamino de Ritis. The Political and Social Doctrine of Fascism - Aims and Policies of the Fascist Régime in Italy. New York, 1935.

MLA (8th ed.) Citation

Butler, Nocholas Murray, et al. The Political and Social Doctrine of Fascism - Aims and Policies of the Fascist Régime in Italy. New York, 1935.