Columbia subject headings:
Demographers--Great Britain--Biography.
Economists--Great Britain--Biography.
Malthus, T. R. (Thomas Robert), 1766-1834.
Harvard subject headings:
Demographers--Great Britain--Biography.
Economists--Great Britain--Biography
Malthus, T. R. (Thomas Robert), 1766-1834.
Princeton subject headings:
Demographers--Great Britain--Biography.
Economists--Great Britain--Biography.
Malthus, T. R. (Thomas Robert), 1766-1834.