Ganser, K., Franz, E., & Becker, A. (1991). ars viva 91/92: Gestaltete Räume.
Chicago Style (17th ed.) CitationGanser, Karl, Erich Franz, and Astrid Becker. Ars Viva 91/92: Gestaltete Räume. Köln, 1991.
MLA (9th ed.) CitationGanser, Karl, et al. Ars Viva 91/92: Gestaltete Räume. 1991.
Warning: These citations may not always be 100% accurate.