APA (7th ed.) Citation

Nickel, H. (2000). A note on the iconography of the Sangemini doorway.

Chicago Style (17th ed.) Citation

Nickel, Helmut. A Note on the Iconography of the Sangemini Doorway. 2000.

MLA (9th ed.) Citation

Nickel, Helmut. A Note on the Iconography of the Sangemini Doorway. 2000.

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