APA (7th ed.) Citation

Ullman, E. (1976). Albrecht Dürer. VEB E. A. Seemann.

Chicago Style (17th ed.) Citation

Ullman, Ernst. Albrecht Dürer. Leipzig: VEB E. A. Seemann, 1976.

MLA (9th ed.) Citation

Ullman, Ernst. Albrecht Dürer. VEB E. A. Seemann, 1976.

Warning: These citations may not always be 100% accurate.