APA (7th ed.) Citation

Walter, I. (2002). Konzert in Lissabon?: Roman. Books on Demand.

Chicago Style (17th ed.) Citation

Walter, Ingrid. Konzert in Lissabon?: Roman. [Norderstedt]: Books on Demand, 2002.

MLA (9th ed.) Citation

Walter, Ingrid. Konzert in Lissabon?: Roman. Books on Demand, 2002.

Warning: These citations may not always be 100% accurate.