Asher, S. R., & Parker, J. G. (1989). The significance of peer relationship problems in childhood. In B. H. Schneider, G. Attili, J. Nadel, & R. P. Weissberg (Eds.), Social competence in developmental perspective (pp. 5–23). Amsterdam: Academic Publishing.

Asher, S. R., and J. G. Parker. “The significance of peer relationship problems in childhood.” In Social Competence in Developmental Perspective, edited by B. H. Schneider, G. Attili, J. Nadel, and R. P. Weissberg, 5–23. Amsterdam: Academic Publishing, 1989.

Asher SR, Parker JG. The significance of peer relationship problems in childhood. In: Schneider BH, Attili G, Nadel J, Weissberg RP, editors. Social competence in developmental perspective. Amsterdam: Academic Publishing; 1989. p. 5–23.

Asher, S. R., and J. G. Parker. “The significance of peer relationship problems in childhood.” Social Competence in Developmental Perspective, edited by B. H. Schneider et al., Academic Publishing, 1989, pp. 5–23.

Asher SR, Parker JG. The significance of peer relationship problems in childhood. In: Schneider BH, Attili G, Nadel J, Weissberg RP, editors. Social competence in developmental perspective. Amsterdam: Academic Publishing; 1989. p. 5–23.