Columbia subject headings:
Hegel, Georg Wilhelm Friedrich, 1770-1831--Congresses.
Logic--Congresses.
Philosophy, German--20th century.
Harvard subject headings:
Hegel, Georg Wilhelm Friedrich, 1770-1831--Congresses.
Logic--Congresses
Philosophy, German--20th century.
Princeton subject headings:
Hegel, Georg Wilhelm Friedrich, 1770-1831--Congresses.
Logic--Congresses.
Philosophy, German--20th century.