Columbia subject headings:
Marlowe, Christopher, 1564-1593--Criticism and interpretation.
Shakespeare, William, 1564-1616.
Harvard subject headings:
English drama--Early modern and Elizabethan, 1500-1600--History and criticism
Marlowe, Christopher, 1564-1593--Criticism and interpretation.
Shakespeare, William, 1564-1616--Criticism and interpretation.
Princeton subject headings:
Marlowe, Christopher, 1564-1593.
Shakespeare, William, 1564-1616.