Columbia subject headings:
MacDiarmid, Hugh, 1892-1978--Criticism and interpretation.
Scotland--Civilization--20th century.
Harvard subject headings:
MacDiarmid, Hugh, 1892-1978--Criticism and interpretation.
Scotland--Civilization--20th century.
Princeton subject headings:
MacDiarmid, Hugh, 1892-1978--Criticism and interpretation.
Scotland--Civilization--20th century.