Kate Aughterson, Webster, The Tragedies  (2001)

Alison Shell, Catholicism, Controversy and the English Literary Imagination, 1558-1660 (CUP, 1999)

Gunnar Boklund, Sources of the White Devil, John Webster

Charles R. Forker, Skull beneath the Skin: The Achievement of John Webster  (1986)

Jacqueline Pearson, Tragedy and Tragicomedy in the Plays of John Webster (1980)