Hampton, C. (1967). When did you last see my mother?: A play in six scenes. Grove Press.
Lua i Stíl Chicago (17ú heag.)Hampton, Christopher. When Did You Last See My Mother?: A Play in Six Scenes. New York: Grove Press, 1967.
Lua MLA (9ú heag.)Hampton, Christopher. When Did You Last See My Mother?: A Play in Six Scenes. Grove Press, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.