1. Categorical data analysis;Agresti,2002
2. Multiple regression: Testing and interpreting interactions;Aiken,1991
3. Infant–mother attachment and social development: ‘Socialisation’ as a product of reciprocal responsiveness to signals;Ainsworth,1974
4. Patterns of attachment: A psychological study of the strange situation;Ainsworth,1978
5. Interdependence of parenting of mothers and fathers of infants;Barnett;Journal of Family Psychology,2008