Columbia subject headings:
Bunyan, John, 1628-1688. Pilgrim's progress.
Christian life.
Harvard subject headings:
Bunyan, John, 1628-1688--Criticism and interpretation--History--19th century.
Bunyan, John, 1628-1688. Pilgrim's progress
Christian life--19th century.
Christian pilgrims and pilgrimages in literature.
Princeton subject headings: