APA

(1990). National design handbook prototype on passive solar heating and natural cooling of buildings. Nairobi: United Nations. Centre for Human Settlements.

Chicago

1990. National design handbook prototype on passive solar heating and natural cooling of buildings. Nairobi: United Nations. Centre for Human Settlements.

Harvard

(1990). National design handbook prototype on passive solar heating and natural cooling of buildings. Nairobi: United Nations. Centre for Human Settlements.

MLA

National design handbook prototype on passive solar heating and natural cooling of buildings. Nairobi: United Nations. Centre for Human Settlements. 1990.