Citazione Stile APA (7a Edizione)

BARKER, E. (1956). From Alexander to Constantine: Passages and documents illustrating the history of social and political ideas. Clarendon Press.

Citazione stile Chigago Style (17a edizione)

BARKER, Ernest. From Alexander to Constantine: Passages and Documents Illustrating the History of Social and Political Ideas. Oxford: Clarendon Press, 1956.

Citatione MLA (9a ed.)

BARKER, Ernest. From Alexander to Constantine: Passages and Documents Illustrating the History of Social and Political Ideas. Clarendon Press, 1956.