@Book{BDCM20214068658, title = "Keir baut Sybille ein Haus : Roman", author = "Deeping, Warwick, 1877-1950", publisher = "Bremen : Carl Sch\"{u}nemann", editor = "Carl Sch\"{u}nemann", URL = "https://bibliotecavirtualmadrid.comunidad.madrid/bvmadrid_publicacion/es/consulta/registro.do?id=446623", year = "1934", }