Shakespeare, W., & Ure, P. (1961). King Richard II ([5th ed.].). Methuen.
Lua i Stíl Chicago (17ú heag.)Shakespeare, William, agus Peter Ure. King Richard II. [5th ed.]. London: Methuen, 1961.
Lua MLA (9ú heag.)Shakespeare, William, agus Peter Ure. King Richard II. [5th ed.]. Methuen, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.