Cita APA

Waetzoldt, W. n. 1., & Waetzoldt, W. n. 1. (1950). Dürer and his times. New York, New York: Phaidon.

Citación estilo Chicago

Waetzoldt, Wilhelm n. 1880, y Wilhelm n. 1880 Waetzoldt. Dürer and His Times. New York, New York: Phaidon, 1950.

Cita MLA

Waetzoldt, Wilhelm n. 1880, y Wilhelm n. 1880 Waetzoldt. Dürer and His Times. New York, New York: Phaidon, 1950.