found: Mozart, W.A. Piano concerto no. 24 in C minor, K. 491 [SR] p1966:labels (Ingrid Haebler; pianist)
found: Riemann Musik Lexikon, 12. Aufl., Erg.-Bd.(Haebler, Ingrid; b. 6-20-26 (nicht 1929), Wien)
found: Grove music online, Mar. 4, 2008(Haebler, Ingrid; b. June 20, 1929, Vienna; Austrian pianist)
found: Int. ww in classical mus., 23rd ed.(Haebler, Ingrid; b. June 20, 1929, Vienna; Austrian pianist)
found: German Wikipedia, Mar. 4, 2008(Ingrid Haebler; b. June 20, 1926, Vienna; Austrian pianist)
found: Lyle, W. A dictionary of pianists, 1985, c1984(Haebler, Ingrid; b. 1926, Vienna, Austria)
found: Int. ww in mus., 15th ed.(Haebler, Ingrid; b. June 20, 1926, Vienna, Austria; pianist)
found: Baker, 8th ed.(Haebler, Ingrid; b. June 20, 1926, Vienna, Austria; pianist)
found: Baker, cent. ed.(Haebler, Ingrid; b. June 20, 1929, Vienna; Austrian pianist)
found: Dict. des interprètes, 1995(Haebler, Ingrid; b. June 20, 1929, Vienna; Austrian pianist)
