Originalno: Beethoven, Ludwig van. 2 pianos 4 hands. Universal Edition, n. Suppress your rating ', SHADOW, true,DELAY,0. Op.15. ca.
Prevod: 2 Klavirji 4 roke. Zatreti svojo oceno ", SHADOW, res, zamude, 0. Piano Concerto No.1. Thern, Willi Publisher. Dunaj. 1901.
