Wallace, C., Pichler, F., Hayes, B. C., & European Foundation for the improvement of living and working conditions. (2007). First European quality of life survey: Quality of work and life satisfaction. Λουξεμβούργο: Υπηρεσία Επισήμων Εκδόσεων των Ευρωπαϊκών Κοινοτήτων.
Παραπομπή Chicago StyleWallace, Claire., Florian Pichler, Bernadette C. Hayes, and European Foundation for the improvement of living and working conditions. First European Quality of Life Survey: Quality of Work and Life Satisfaction. Λουξεμβούργο: Υπηρεσία Επισήμων Εκδόσεων των Ευρωπαϊκών Κοινοτήτων, 2007.
Παραπομπή MLAWallace, Claire., Florian Pichler, Bernadette C. Hayes, and European Foundation for the improvement of living and working conditions. First European Quality of Life Survey: Quality of Work and Life Satisfaction. Λουξεμβούργο: Υπηρεσία Επισήμων Εκδόσεων των Ευρωπαϊκών Κοινοτήτων, 2007.