The role of important non-parental adults (VIPs) in the lives of older adolescents: a comparison of three ethnic groups
Journal of Youth and Adolescence (2011) - Comment
pubmed: 20446024  doi: 10.1007/s10964-010-9543-4  issn: 1573-6601  issn: 0047-2891 

Eileen Haddad, Chuansheng Chen, Ellen Greenberger