Ladd, G. W. (2005). Children's peer relations and social competence: A century of progress. Yale Univ. Press.
Chicago-Zitierstil (17. Ausg.)Ladd, Gary W. Children's Peer Relations and Social Competence: A Century of Progress. New Haven [u.a.]: Yale Univ. Press, 2005.
MLA-Zitierstil (9. Ausg.)Ladd, Gary W. Children's Peer Relations and Social Competence: A Century of Progress. Yale Univ. Press, 2005.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.