Columbia subject headings:
Harvard subject headings:
Cheng, Hao (1032-1085)
Cheng, Yi (1033-1107)
Neo-Confucianism--China.
Zhu, Xi (1130-1200)
Princeton subject headings:
Cheng, Hao, 1032-1085.
Cheng, Yi, 1033-1107.
Neo-Confucianism--China.
Philosophy, Chinese--960-1644.
Zhu, Xi, 1130-1200.