Aleatoric (chance) music

John Cage

4'33"
Imaginary Landscape for 12 Radios

Eclecticism

George Crumb

"The Magic Circle of Infinity" from Makrokosmos I
Ancient Voices of Children

Minimalism

Terry Riley

In C

Steve Reich

Piano Phase
Music for 18 Instruments

John Adams

Short Ride in a Fast Machine

Texture and Expanded Instrumental Resources

Penderecki

Threnody for the Victims of Hiroshima

Lygeti

Atmospheres

Electronic Music

Davidovsky

Synchornisms No. 6 for piano and electronic tape

Theatrical pieces

Berio

Sinfonia