Cita APA (7a ed.)

Menzel, W., & Horrocks, G. (1871). The history of Germany, from the earliest period to the present time. Bell & Daldy.

Cita Chicago Style (17a ed.)

Menzel, Wolfgang, y George Horrocks. The History of Germany, from the Earliest Period to the Present Time. London: Bell & Daldy, 1871.

Cita MLA (9a ed.)

Menzel, Wolfgang, y George Horrocks. The History of Germany, from the Earliest Period to the Present Time. Bell & Daldy, 1871.