1. Generativity in midlife and young adults: Links to agency, communion, and subjective well-being;Ackerman;International Journal of Aging and Human Development,2000
2. Taking time seriously: Studying social change, social structure, and human lives;Alwin,1995
3. Realist social theory: The morphogenic approach;Archer,1995
4. The duality of human existence;Bakan,1966
5. The social construction of reality;Berger,1966