1. Ainsworth, M. D. S., Blehar, M. C., Waters, E., & Wall, S. (1978). Patterns of attachment: A psychological study of the strange situation. Hillsdale, NJ: Erlbaum.
2. Altschul, I., Lee, S. J., & Gershoff, E. T. (2016). Hugs, not hits: Warmth and spanking as predictors of child social competence. Journal of Marriage and Family, 78(3), 695–714.
3. American Psychiatric Association. (1987). Diagnostic and statistical manual of mental disorders (3rd ed., rev.). Washington, DC: Author.
4. Barker, E. D., Copeland, W., Maughan, B., Jaffee, S. R., & Uher, R. (2012). Relative impact of maternal depression and associated risk factors on offspring psychopathology. The British Journal of Psychiatry: the Journal of Mental Science, 200(2), 124–129. https://doi.org/10.1192/bjp.bp.111.092346.
5. Beck, A. T., Steer, R. A., & Brown, G. K. (1996). Manual for Beck depression inventory-II. San Antonio, TX: Psychological Corporation.