APA (7th ed.) Citation

Hitler, A., Bormann, M., Genoud, F., & Trevor-Roper, H. R. (1962). The testament of Adolf Hitler: The Hitler-Bormann Documents February-April 1945. Icon Books Limited.

Chicago Style (17th ed.) Citation

Hitler, Adolf, Martin Bormann, François Genoud, and Hugh R. Trevor-Roper. The Testament of Adolf Hitler: The Hitler-Bormann Documents February-April 1945. London: Icon Books Limited, 1962.

MLA (9th ed.) Citation

Hitler, Adolf, et al. The Testament of Adolf Hitler: The Hitler-Bormann Documents February-April 1945. Icon Books Limited, 1962.