Oberai, A. S. (1975). An analysis of migration to greater Khartoum (Sudan). International Labour Office.
芝加哥风格引文Oberai, Amarjit S. An Analysis of Migration to Greater Khartoum (Sudan). Geneva: International Labour Office, 1975.
MLA引文Oberai, Amarjit S. An Analysis of Migration to Greater Khartoum (Sudan). International Labour Office, 1975.
警告：这些引文格式不一定是100％准确.