Statistical year book data ... (National Centre for Statistics & Information, Sultanate of Oman, 2008)
Herausgebendes Organ 2012-2013: Sultanate of Oman, National Center for Statistics and Information
Herausgebendes Organ 2008-2011: Sultanate of Oman, Ministry of National Economy
Bis Issue 44 (2016) ohne Titelzusatz
Gesehen am 30.07.2021