Zeitschrift(gedruckt)#1The ... five-year plan / National Institute of Public Administrational- Maʿhad al-Qaumī li-ʾl-Idāra al-ʿĀmma (Sanaa)al- Maʿhad al-Qaumī li-ʾl-Idāra al-ʿĀmma (Sanaa)