APA (7th ed.) Citation

Jöckle, C. (1992). Speyer Cathedral (17. Engl. ed.). Schnell & Steiner.

Chicago Style (17th ed.) Citation

Jöckle, Clemens. Speyer Cathedral. 17. Engl. ed. Munich u.a: Schnell & Steiner, 1992.

MLA (9th ed.) Citation

Jöckle, Clemens. Speyer Cathedral. 17. Engl. ed. Schnell & Steiner, 1992.

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