Columbia subject headings:
Germany (West)--Relations--Vietnam.
Humanitarian assistance, German--Vietnam.
Vietnam--Relations--Germany (West)
Harvard subject headings:
Germany (West)--Relations--Vietnam.
Humanitarian assistance, German--Vietnam.
Vietnam--Relations--Germany (West)
Princeton subject headings:
Germany (West)--Relations--Vietnam.
Humanitarian assistance, German--Vietnam.
Vietnam--Relations--Germany (West).