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