Columbia subject headings:
Harvard subject headings:
Guiguzi, active 4th century B.C. Guiguzi--Concordances.
Heguanzi. Heguanzi--Concordances.
Philosophy, Chinese--Indexes.
Yin, Xi, active 6th century B.C. Wen shi zhen jing--Concordances.
Princeton subject headings:
Concordances.
Guiguzi, active 4th century B.C. Guiguzi--Concordances.
Heguanzi. Heguanzi--Concordances.
Yin, Xi, 6th cent. B.C. Wen shi zhen jing--Concordances.