an Entity references as follows:
L'indispensable Beethoven / Sheila Armstrong, S; Anna Reynolds, A; Robert Tear, T; John Shirley-Quirk, B... [et al.]; London Symphony Orchestra & Chorus; Carlo-Maria Giulini, dir.; Orchestre de Cleveland; George Szell, dir.; Philharmonia orchestra; John Pritchard, Otto Klemperer, dir.