APA (7th ed.) Citation

(1991). Sitz-Avantgarde. Design Zentrum NRW.

Chicago Style (17th ed.) Citation

Sitz-Avantgarde. Essen: Design Zentrum NRW, 1991.

MLA (9th ed.) Citation

Sitz-Avantgarde. Design Zentrum NRW, 1991.

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