Style de citation APA

Duffy, C. (1985). Frederick the Great: A military life. Routledge & Kegan Paul.

Style de citation Chicago

Duffy, Christopher. Frederick the Great: A Military Life. London [u.a.]: Routledge & Kegan Paul, 1985.

Style de citation MLA

Duffy, Christopher. Frederick the Great: A Military Life. Routledge & Kegan Paul, 1985.

Attention : ces citations peuvent ne pas être correctes à 100%.