Columbia subject headings:
Agricultural colonies--Germany.
Agricultural colonies--Sweden.
Garden cities--Germany.
Garden cities--Sweden.
Planned communities--Germany.
Planned communities--Sweden.
Harvard subject headings:
Alternative lifestyles--Germany.
Alternative lifestyles--Sweden.
Sociology, Rural--Germany.
Sociology, Rural--Sweden.
Princeton subject headings:
Agricultural colonies--Germany.
Agricultural colonies--Sweden.
Garden cities--Germany.
Garden cities--Sweden.
Planned communities--Germany.
Planned communities--Sweden.