Cita APA (7a ed.)

Hoffmann, K. (1973). Michael Badura. Galerie Art in Progress.

Cita Chicago Style (17a ed.)

Hoffmann, Klaus. Michael Badura. Zürich: Galerie Art in Progress, 1973.

Cita MLA (8a ed.)

Hoffmann, Klaus. Michael Badura. Galerie Art in Progress, 1973.