APA (7th ed.) Citation

Wells, H. G. (1932). What should be done -- now: A memorandum on the world situation. The John Day company.

Chicago Style (17th ed.) Citation

Wells, H. G. What Should Be Done -- Now: A Memorandum on the World Situation. New York: The John Day company, 1932.

MLA (9th ed.) Citation

Wells, H. G. What Should Be Done -- Now: A Memorandum on the World Situation. The John Day company, 1932.