APA (7th ed.) Citation

Willmann, M., & Frisinghelli, C. (1982). Symposion über Fotografie III. Camera Austria.

Chicago Style (17th ed.) Citation

Willmann, Manfred, and Christine Frisinghelli. "Symposion über Fotografie III." Camera Austria 1982.

MLA (8th ed.) Citation

Willmann, Manfred, and Christine Frisinghelli. "Symposion über Fotografie III." Camera Austria, 1982.

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