Observational validation of a peer nomination technique for identifying aggressive, withdrawn, and aggressive/withdrawn children.

@article{Serbin1987ObservationalVO,
  title={Observational validation of a peer nomination technique for identifying aggressive, withdrawn, and aggressive/withdrawn children.},
  author={Lisa A. Serbin and Judith A Lyons and K Marchessault and Alex E. Schwartzman and J E Ledingham},
  journal={Journal of consulting and clinical psychology},
  year={1987},
  volume={55 1},
  pages={109-10}
}