Columbia subject headings:
Harvard subject headings:
China--History--Song dynasty, 960-1279.
China--History--Yuan dynasty, 1260-1368.
Chinese literature--Song dynasty, 960-1279--History and criticism.
Chinese literature--Yuan dynasty, 1260-1368--History and criticism.
Princeton subject headings:
China--History--Song dynasty, 960-1279.
China--History--Yuan dynasty, 1260-1368.
Chinese literature--Song dynasty, 960-1279--History and criticism.
Chinese literature--Yuan dynasty, 1260-1368--History and criticism.