Columbia subject headings:
Harvard subject headings:
Albertus, Magnus, Saint, 1193?-1280--Contributions in metaphysics.
Metaphysics
Thomas, Aquinas, Saint, 1225?-1274--Contributions in metaphysics.
Princeton subject headings:
Albertus, Magnus, Saint, 1193?-1280--Contributions in metaphysics.
Metaphysics.
Thomas, Aquinas, Saint, 1225?-1274--Contributions in metaphysics.