APA (7th ed.) Citation

Vatsella, K., & Kreul, A. (2018). Sammlung Karl Gerstner. Open Space Edition.

Chicago Style (17th ed.) Citation

Vatsella, Katerina, and Andreas Kreul. Sammlung Karl Gerstner. Bremen: Open Space Edition, 2018.

MLA (9th ed.) Citation

Vatsella, Katerina, and Andreas Kreul. Sammlung Karl Gerstner. Open Space Edition, 2018.

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