Columbia subject headings:
Harvard subject headings:
Philosophy--Congresses
Philosophy--History--Congresses.
Social sciences--Philosophy--Congresses
Technological innovations--Philosophy--Congresses.
Zimmerli, Walther Ch. (Walther Christoph), 1945---Congresses.
Princeton subject headings:
Science--Philosophy.
Zimmerli, Walther Ch. (Walther Christoph), 1945-