Columbia subject headings:
Shakespeare, William, 1564-1616--Bibliography.
Harvard subject headings:
Reference works.
Shakespeare, William, 1564-1616--Bibliography.
Shakespeare, William, 1564-1616--Criticism and interpretation--Bibliography.
Shakespeare, William, 1564-1616--Criticism and interpretation--History--20th century.
Princeton subject headings:
Shakespeare, William, 1564-1616--Bibliography.