- Gökdemir, O.; Veenhoven, R.
- Kalkinmaya Farkli Bir Bakis: Iyi Olus. (New Approaches to Development)
- Hazirlayanlar, Y. ; et al; Eds.: " Kalkinmada Yeni Yaklasimlar", (New Approaches to Development), Imge Yayinevi, 2014, Turkey, Chapter 17
Eligible for inclusion in findings archive
- No, no valid measure of happiness used.