APA استشهاد

Drummond, I. M. (1972). British Economic policy and the empire 1919-1939. Allen & Unwin.

استشهاد بنمط شيكاغو

Drummond, Ian M. British Economic Policy and the Empire 1919-1939. London: Allen & Unwin, 1972.

MLA استشهاد

Drummond, Ian M. British Economic Policy and the Empire 1919-1939. Allen & Unwin, 1972.