Veenhoven, R. (1995). Developments in satisfaction research.
Chicago-Zitierstil (17. Ausg.)Veenhoven, Ruut. Developments in Satisfaction Research. Berlin, 1995.
MLA-Zitierstil (8. Ausg.)Veenhoven, Ruut. Developments in Satisfaction Research. 1995.
警告：這些引文格式不一定是100％准確.