TY  - RPRT
TI  - Attachment behavior, attachment security, and temperament during infancy.
AU  - B E Vaughn
AU  - G B Lefever
AU  - R Seifer
AU  - P Barglow
PY  - 1989
DO  - 10.1111/j.1467-8624.1989.tb02753.x
UR  - https://pubmed.ncbi.nlm.nih.gov/2737020/
ID  - 2737020
ER  -