Citazione Stile APA (7a Edizione)

Robertson, W., & Hoelscher, O. A. (1880). The History Of The Reign Of The Emperor Charles V. Weidmannsche Buchhandlung.

Citazione stile Chigago Style (17a edizione)

Robertson, William, e Otto August Hoelscher. The History Of The Reign Of The Emperor Charles V. Berlin: Weidmannsche Buchhandlung, 1880.

Citatione MLA (9a ed.)

Robertson, William, e Otto August Hoelscher. The History Of The Reign Of The Emperor Charles V. Weidmannsche Buchhandlung, 1880.