Columbia subject headings:
Harvard subject headings:
British--Foreign countries--History--20th century
Greene, Graham, 1904-1991--Journeys.
Greene, Graham, 1904-1991--Travel.
Llewellyn Smith, Julia--Journeys.
Llewellyn Smith, Julia--Travel.
Novelists, English--20th century--Biography
Voyages and travels
Princeton subject headings:
Greene, Graham, 1904-1991--Travel.
Llewellyn Smith, Julia--Travel.
Voyages and travels.