1. Al-Rasheed, N. 2016. “Saudi Arabia Labor Ministry: We Receive an Annual 1.5 Mln Expatriate Employees.” Ash Sharq al Awsat, July 11. https://eng-archive.aawsat.com/n-al-rasheed/news-middle-east/saudi-arabia/saudi-arabia-labor-ministry-receive-annual-1-5-mln-expatriate-employees
2. Al-Shehabi, O. &Gulf Development Forum. 2014. Sukân al-kharijî. Mazhahar al khilal wa al-yât al muhajiha [Population of the Gulf. Manifestations of Imbalance and Mechanisms to Confront It] (Maktaba Aafaq). http://www.df.ae/forum/view.php?id=40
3. Arab News. 2013. “5.3 Million Expatriates Legalize Their Status. Arab News, September 3.