(1991). Development of national technological capacity for production of indigenous building materials. Nairobi: United Nations Centre for Human Settlements (Habitat).
Παραπομπή Chicago StyleDevelopment of National Technological Capacity for Production of Indigenous Building Materials. Nairobi: United Nations Centre for Human Settlements (Habitat), 1991.
Παραπομπή MLADevelopment of National Technological Capacity for Production of Indigenous Building Materials. Nairobi: United Nations Centre for Human Settlements (Habitat), 1991.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.