Columbia subject headings:
City planning--Germany--History.
City planning--Germany--Salzgitter--History.
City planning--Germany--Wolfsburg (Lower Saxony)--History.
Industrial policy--Germany--History.
National socialism--History.
Harvard subject headings:
City planning--Germany--History
City planning--Germany--Salzgitter--History.
City planning--Germany--Wolfsburg (Lower Saxony)--History.
Industrial policy--Germany--History
National socialism--History.
National socialism.
Salzgitter (Germany)--History.
Wolfsburg (Germany)--History.
Princeton subject headings:
City planning--Germany--History.
City planning--Germany--Salzgitter--History.
City planning--Germany--Wolfsburg--History.
Industrial policy--Germany--History.
National socialism--History.