APA
United Nations Centre for Human Settlements, .Crowding and health in low-income settlements of Guinea Bissau. Nairobi: United Nations Centre of Human settlements.
Chicago
United Nations Centre for Human Settlements, .Crowding and health in low-income settlements of Guinea Bissau. Nairobi: United Nations Centre of Human settlements.
Harvard
United Nations Centre for Human Settlements, .Crowding and health in low-income settlements of Guinea Bissau. Nairobi: United Nations Centre of Human settlements.
MLA
United Nations Centre for Human Settlements, .Nairobi: United Nations Centre of Human settlements. .