Author
Maʻhad al-Qawmī lil-Iḥṣāʼ (Tunisia)
3
Tunisia. Kitābat al-Dawlah lil-Takhṭīṭ wa-al-Iqtiṣād al-Waṭanī
3
Tunisia. Kitābat al-Dawlah lil-Taṣmīm wa-al-Mālīyah
3
Tunisia. Service des statistiques
3
Tunisia. Service tunisien des statistiques
3
Tunisia. Wizārat al-Tanmiyah wa-al-Taʻāwun al-Dawlī
3
Switzerland. Bundesamt f̈ur Statistik
1
Switzerland. Eidgen̈ossisches Statistisches Amt
1
Switzerland. Eidgen̈ossisches Statistisches Bureau
1