Columbia subject headings:
Chapman, George, 1559?-1634--Sources.
Shakespeare, William, 1564-1616--Sources.
Harvard subject headings:
Chapman, George, 1559?-1634--Sources.
English drama--Early modern and Elizabethan, 1500-1600--Sources.
Shakespeare, William, 1564-1616--Sources.
Princeton subject headings:
Chapman, George, 1559?-1634--Sources.
Shakespeare, William, 1564-1616--Sources.