Clemen, W. "Edward II": Wolfgang Clemen. Marlowe : a collection of critical essays.(1964).
Lua i Stíl Chicago (17ú heag.)Clemen, Wolfgang. ""Edward II": Wolfgang Clemen." Marlowe : A Collection of Critical Essays.(1964) .
Lua MLA (8ú heag.)Clemen, Wolfgang. ""Edward II": Wolfgang Clemen." Marlowe : A Collection of Critical Essays.(1964), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.