Steinbrecher, E. (2002). "Gras": [photographs 1993-2002] (1 ed.). Edition Frey.
Cita Chicago (17th ed.)Steinbrecher, Erik. "Gras": [photographs 1993-2002]. 1 ed. Zürich: Edition Frey, 2002.
Cita MLA (8th ed.)Steinbrecher, Erik. "Gras": [photographs 1993-2002]. 1 ed. Edition Frey, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.