Sandhofer, M. (2019). 50 Jahre Landart. Parnass.
Cita Chicago (17th ed.)Sandhofer, Margareta. "50 Jahre Landart." Parnass 2019.
Cita MLA (8th ed.)Sandhofer, Margareta. "50 Jahre Landart." Parnass, 2019.
Atenció: Aquestes cites poden no estar 100% correctes.