Columbia subject headings:
Koo, Hui-lan Oei.
Harvard subject headings:
Chinese--Indonesia--Semarang--Biography.
Diplomats' spouses--China--Biography.
Koo, Hui-lan (Oei)
Koo, Wellington, Madame.
Women--Indonesia--Semarang--Biography.
Princeton subject headings:
Koo, Hui-lan (Oei)