Original: Tchaikovsky, Piotr Ilitch. ballet. Tchaikovsky, Piotr Ilitch. The Nutcracker. Op.71. Orchestra, Voice. Act I, No.1.
Traducción: O Quebra-Nozes. Orquestra, Voz. Contents, Instrumentation, and Overture. Ato I, n º 1. The Christmas Tree. Ato I, No.2. Março.