Cita APA (7a ed.)

Gilbert, F. (1970). The end of the European era, 1890 to the present. W.W. Norton.

Cita Chicago Style (17a ed.)

Gilbert, Felix. The End of the European Era, 1890 to the Present. New York: W.W. Norton, 1970.

Cita MLA (9a ed.)

Gilbert, Felix. The End of the European Era, 1890 to the Present. W.W. Norton, 1970.