Citazione Stile APA (7a Edizione)

Oberai, A. S. (1975). An analysis of migration to greater Khartoum (Sudan). International Labour Office.

Citazione stile Chigago Style (17a edizione)

Oberai, Amarjit S. An Analysis of Migration to Greater Khartoum (Sudan). Geneva: International Labour Office, 1975.

Citatione MLA (9a ed.)

Oberai, Amarjit S. An Analysis of Migration to Greater Khartoum (Sudan). International Labour Office, 1975.