APA (7th ed.) Citation

Wittels, F., Paul, E., & Paul, C. (1925). An end to poverty. Allen & Unwin.

Chicago Style (17th ed.) Citation

Wittels, Fritz, Eden Paul, and Cedar Paul. An End to Poverty. London: Allen & Unwin, 1925.

MLA (8th ed.) Citation

Wittels, Fritz, et al. An End to Poverty. Allen & Unwin, 1925.