APA (7th ed.) Citation

William, N. (1951). An outline of the science of political economy. Allen & Unwin.

Chicago Style (17th ed.) Citation

William, Nassau. An Outline of the Science of Political Economy. London: Allen & Unwin, 1951.

MLA (9th ed.) Citation

William, Nassau. An Outline of the Science of Political Economy. Allen & Unwin, 1951.

Warning: These citations may not always be 100% accurate.