Columbia subject headings:
Ayer, A. J. (Alfred Jules), 1910-1989.
Philosophers--England--Biography.
Harvard subject headings:
Ayer, A. J. (Alfred Jules), 1910-1989.
Philosophers--England--Biography
Philosophers--Great Britain--Biography
Princeton subject headings:
Ayer, A. J. (Alfred Jules), 1910-1989.
Philosophers--England--Biography.