Speculation.

MLA

Altenburger, Stefan, et al. Speculation. Kobenhavn: Galleri Specta, 1998.

APA

Altenburger, S., Brandlhuber, A., Ketter, C., & Roth, A. (1998). Speculation. Kobenhavn: Galleri Specta.

Chicago

Altenburger, Stefan, Arno Brandlhuber, Clay Ketter, and Andreas Roth. Speculation. Kobenhavn: Galleri Specta, 1998.