Livre Sound and light : La Monte Young and Marian Zazeela. – Sous la direction de William Duckworth et Richard Fleming. – Lewisburg : Bucknell University Press, 1996. – 231 p.
Document audio Duckworth, William. – The pitchwest in concert. – [West New York : W. Duckworth, s.d.]. – Disque compact, Son stéréo, 38 min 53 s.