Coplan, Robert J. et al. ‘Do You “Want” to Play? Distinguishing Between Conflicted Shyness and Social Disinterest in Early Childhood.’ Developmental Psychology 40.2 (2004): 244–258. Web.
Hay, Dale F., Alexandra Payne, and Andrea Chadwick. ‘Peer Relations in Childhood’. Journal of Child Psychology and Psychiatry 45.1 (2004): 84–108. Web.
Katz, Jill C., and Ester S. Buchholz. ‘"I Did It Myself”: The Necessity of Solo Play for Preschoolers’. Early Child Development and Care 155.1 (1999): 39–50. Web.
Ladd, Gary W., Joseph M. Price, and Craig H. Hart. ‘Predicting Preschoolers’ Peer Status from Their Playground Behaviors’. Child Development 59.4 (1988): n. pag. Web.
‘PEER RELATIONSHIPS AND SOCIAL COMPETENCE DURING EARLY AND MIDDLE CHILDHOOD - Annual Review of Psychology, 50(1):333’. N.p., n.d. Web. <http://www.annualreviews.org/doi/full/10.1146/annurev.psych.50.1.333>.
Schonert-Reichl, Kimberly A. ‘Enhancing Cognitive and Social–Emotional Development through a Simple-to-Administer Mindfulness-Based School Program for Elementary School Children: A Randomized Controlled Trial.’ Developmental Psychology, Vol 51(1), Jan, 2015 n. pag. Web. <http://search.ebscohost.com.ezproxy4.lib.le.ac.uk/login.aspx?direct=true&db=pdh&AN=2014-56463-002&site=ehost-live>.