Columbia subject headings:
Broad, C. D. (Charlie Dunbar), 1887-1971.
Ontology.
Philosophy of mind.
Harvard subject headings:
Broad, C. D. (Charlie Dunbar), 1887-1971.
Broad, C. D. (Charlie Dunbar), 1887-1971. Mind and its place in nature.
Ontology.
Philosophy of mind
Princeton subject headings:
Broad, C. D. (Charlie Dunbar), 1887-1971.
Ontology.
Philosophy of mind.