1. Attachment and exploratory behavior of one year olds in a strange situation;Ainsworth,1969
2. Patterns of Attachment;Ainsworth,1978
3. Tips on selecting the “right” day care facility;American Academy of Pediatrics,1985
4. Attachment in daily separations: Reconceptualizing day care and maternal employment issues;Anderson;Child Dev,1980
5. Child care and the pediatrician;Aronson;Pediatr Rev,1989