Cita APA (7a ed.)
Hutton, J. (1972). Urban challenge in East Africa. East African Pub. House.
Cita Chicago Style (17a ed.)
Hutton, John. Urban Challenge in East Africa. [Nairobi]: East African Pub. House, 1972.
Cita MLA (9a ed.)
Hutton, John. Urban Challenge in East Africa. East African Pub. House, 1972.
Precaución: Estas citas no son 100% exactas.