1. Batson, C. D. (2011). Altruism in humans. Oxford: Oxford University Press.
2. Brandtstädter, J. (2006). Action perspectives on human development. In R. M. Lerner (Ed.), Theoretical models of human development (Handbook of child psychology, Vol. 1, 6th ed., pp. 516–568). New York: Wiley.
3. Brandtstädter, J. (2015). Positive Entwicklung: Zur Psychologie gelingender Lebensführung (2. Auflage) [Positive development: On the psychology of a successful life management (2
nd ed.)]. Heidelberg: Springer Spektrum.
4. Bronfenbrenner, U., & Morris, P. A. (2006). The bioecological model of human development. In R. M. Lerner (Ed.), Theoretical models of human development (Handbook of child psychology, Vol. 1, 6th ed., pp. 793-828). New York: Wiley.
5. Forestier, K., & Adamson, B. (2017). A critique of PISA and what Jullien’s plan might offer. Compare: A Journal of Comparative and International Education, 47(3), 359–373.