Lua APA (7ú heag.)
Hutton, J. (1972). Urban challenge in East Africa. East African Pub. House.
Lua i Stíl Chicago (17ú heag.)
Hutton, John. Urban Challenge in East Africa. [Nairobi]: East African Pub. House, 1972.
Lua MLA (9ú heag.)
Hutton, John. Urban Challenge in East Africa. East African Pub. House, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.