APA (7th ed.) Citation

Heerwagen, D. (1991). Erfurt. Tourist-Verl..

Chicago Style (17th ed.) Citation

Heerwagen, Dierk. Erfurt. Berlin: Tourist-Verl., 1991.

MLA (8th ed.) Citation

Heerwagen, Dierk. Erfurt. Tourist-Verl., 1991.

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