Berkoff, S. (1994). Steven Berkoff: Plays Two. Faber and Faber.
Dyfyniad Arddull ChicagoBerkoff, Steven. Steven Berkoff: Plays Two. London: Faber and Faber, 1994.
Dyfyniad MLABerkoff, Steven. Steven Berkoff: Plays Two. Faber and Faber, 1994.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.