Siegmund, Gerald. 2011. The Space of Memory: William Forsythe’s Ballets. Teoksessa Steven Spier, toim. William Forsythe and the Practice of Choreography: It Starts from Any Point. Lontoo: Routledge, 128–138.
Siegmund, Gerald. 2011. The Space of Memory: William Forsythe’s Ballets. Teoksessa Steven Spier, toim. William Forsythe and the Practice of Choreography: It Starts from Any Point. Lontoo: Routledge, 128–138.