Citazione Stile APA (7a Edizione)

Gilbert, F. (1979). The end of the European era, 1890 to the present (2nd ed.). Norton.

Citazione stile Chigago Style (17a edizione)

Gilbert, Felix. The End of the European Era, 1890 to the Present. 2nd ed. New York: Norton, 1979.

Citatione MLA (9a ed.)

Gilbert, Felix. The End of the European Era, 1890 to the Present. 2nd ed. Norton, 1979.