(1976). Housing policy guidelines for developing countries. New York: United Nations.
Παραπομπή Chicago StyleHousing Policy Guidelines for Developing Countries. New York: United Nations, 1976.
Παραπομπή MLAHousing Policy Guidelines for Developing Countries. New York: United Nations, 1976.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.