Columbia subject headings:
Causation--Early works to 1800.
Philosophy, Medieval.
Harvard subject headings:
Causation--Early works to 1800--Concordances.
Causation--Early works to 1800--Indexes.
Creation--Early works to 1800--Concordances.
Creation--Early works to 1800--Indexes.
Liber de causis--Concordances.
Liber de causis--Indexes.
Princeton subject headings:
Causation--Early works to 1800.
Concordances.
Liber de causis--Concordances.