Mussolini's Roman Empire.

MLA

Garratt, G.T. Mussolini's Roman Empire. 2nd ed. Harmondsworth: Penguin Books, 1938.

APA

Garratt, G. (1938). Mussolini's Roman Empire. 2nd ed. Harmondsworth: Penguin Books.

Chicago

Garratt, G.T. Mussolini's Roman Empire. 2nd ed. Harmondsworth: Penguin Books, 1938.