1. Bowlby, J. (1980). Attachment and loss: Vol. 3. Loss: sadness and depression. London: Hogarth.
2. Bowlby, J. (1985). Attachment and Loss, Vol. 3. Loss: sadness and depression. Harmondsworth: Penguin.
3. Breakwell, G.M. (1986). Coping with threatened identities. London: Methuen & Co. Ltd.
4. Breakwell, G.M. (1996). Identity processes and social changes. In G.M. Breakwell & E. Lyons (Eds.), Changing European identities: Social psychological analyses of social change. Oxford: Butterworth Heinemann.
5. Dion, K. (1989). Gender differences in parental roles. Paper presented at Nags Head Conference on Sex and Gender, Nags Head, NC.