APA (7th ed.) Citation

Schöllhammer, G. (1993). Vienna Letter. Artforum.

Chicago Style (17th ed.) Citation

Schöllhammer, Georg. "Vienna Letter." Artforum 1993.

MLA (8th ed.) Citation

Schöllhammer, Georg. "Vienna Letter." Artforum, 1993.

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