Cita APA (7a ed.)

Birkhofer, G., & Klant, M. (1997). Praxis Kunst: Plastik / Gerhard Birkhofer ; Michael Klant (Dr. A1.). Schroedel.

Cita Chicago Style (17a ed.)

Birkhofer, Gerhard, y Michael Klant. Praxis Kunst: Plastik / Gerhard Birkhofer ; Michael Klant. Dr. A1. Hannover: Schroedel, 1997.

Cita MLA (8a ed.)

Birkhofer, Gerhard, y Michael Klant. Praxis Kunst: Plastik / Gerhard Birkhofer ; Michael Klant. Dr. A1. Schroedel, 1997.