(1960). Housing in the northern countries. Copenhagen: Ministry of Housing.
Παραπομπή Chicago StyleHousing in the Northern Countries. Copenhagen: Ministry of Housing, 1960.
Παραπομπή MLAHousing in the Northern Countries. Copenhagen: Ministry of Housing, 1960.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.