- piano
- piano
- piano
- Préludes (1928-29), 11:00piano
- La Colombe, 2:00
- Un reflet dans le vent, 5:00
- Préludes (1974)cello
- Préludes, op 74 (1914)piano
- Preludes Book I (1997, 99), 21:00piano
- Preludio quasi una fantasia (2009), 4:30organ
- Premier Nocturne (1979)fortepiano
- Première rhapsodie, L116 (1909-10)clarinet and orchestra
- Présentation pour deux (1976-77)narrator (baritone) and piano
- Pression (1969-70, 2010)cello
- piano
- Prestunissimo (1981)viola, cello and double bass
- Primus tempus (1993), 12:00orchestra (2222, 22, 10, 8, 6, 5, 4, 1 perc)
- Le Prince (2004), 7:00
- Prinzessin Süssüsan (2007), 135:007 children’s voices, 4 adult voices, voice-mime, 3 children’s chorus, small orchestra (30 players),
- Pris de court (2001), 13:00oboe, clarinet, bass clarinet, piano, violin and cello
- flute, oboe, clarinet, piano, 2 percussions, violin, viola, cello and double bass
- Prismasonor (2015, 18-20), 30:00multichannel fixed medium
- The Prisoners Play (1972-73), 45:00chamber opera
- Private Collection (1975)soprano and piano
- Procession (2002)
- Procession burlesque (1998)piano, percussion, 2 violins, viola, cello and double bass
- cello and piano
- Projections (1967)string quartet
- Projections libérantes (2007), 10:00saxophone quartet
- Projet de peuple (2005), 15:00
