Style de citation APA

Neumann, H. J., Eberle, H., & Somers, N. (2013). Was Hitler ill?: A final diagnosis. Polity.

Style de citation Chicago

Neumann, Hans Joachim, Henrik Eberle, et Nick Somers. Was Hitler Ill?: A Final Diagnosis. Cambridge: Polity, 2013.

Style de citation MLA

Neumann, Hans Joachim, et al. Was Hitler Ill?: A Final Diagnosis. Polity, 2013.