Gstrein, M., Mateeva, L., Rodiga-Labnig, P., & European Foundation for the improvement of living and working conditions. (2012). 3rd European Quality of Life Survey: Quality of life in Europe : Quality of society and public services. Λουξεμβούργο: Υπηρεσία Επισήμων Εκδόσεων των Ευρωπαϊκών Κοινοτήτων.
Παραπομπή Chicago StyleGstrein, Michaela., Liliana Mateeva, Petra Rodiga-Labnig, and European Foundation for the improvement of living and working conditions. 3rd European Quality of Life Survey: Quality of Life in Europe : Quality of Society and Public Services. Λουξεμβούργο: Υπηρεσία Επισήμων Εκδόσεων των Ευρωπαϊκών Κοινοτήτων, 2012.
Παραπομπή MLAGstrein, Michaela., Liliana Mateeva, Petra Rodiga-Labnig, and European Foundation for the improvement of living and working conditions. 3rd European Quality of Life Survey: Quality of Life in Europe : Quality of Society and Public Services. Λουξεμβούργο: Υπηρεσία Επισήμων Εκδόσεων των Ευρωπαϊκών Κοινοτήτων, 2012.