1. Loneliness in infants;Bakwin;Am J Dis Child,1942
2. Emotional deprivation in infants;Bakwin;J Pediatr,1949
3. Attachment and loss: II. Separation, anxiety and anger;Bowlby,1973
4. Maternal care and mental health;Bowlby,1951
5. Maternal deprivation reassessed, Harmonsworth;Rutter,1972