1. Parenting stress index-short form;Abidin,1990
2. Parenting stress index: Manual (PSI);Abidin,1990
3. Parenting stress index;Abidin,1995
4. Patterns of attachment behavior shown by the infant in interaction with his mother;Ainsworth;Merrill-Palmer Quarterly of Behavior and Development,1964
5. Ainsworth, M. D. S. (1967). Infancy in Uganda: Infant care and the growth of love.