- Veenhoven, R.
- The Study of Life-Satisfaction.
- Saris, W.E.;et al;Eds.:"A Comparative Study of Satisfaction with Life in Europe", Eötvös University Press, 1996, Hungary, 11 - 48
- English (Australia, Canada, UK, USA)
Eligible for inclusion in findings archive
- No, no new data on present happiness.