APA (7th ed.) Citation

O'Connor, E., Yapp, M., & Killingray, M. (1976). Roosevelt (1. publ.). Harrap.

Chicago Style (17th ed.) Citation

O'Connor, Edmund, Malcolm Yapp, and Margaret Killingray. Roosevelt. 1. publ. London: Harrap, 1976.

MLA (9th ed.) Citation

O'Connor, Edmund, et al. Roosevelt. 1. publ. Harrap, 1976.