User:Tlqk56/sandbox4

  • The Novel for the Adolescent:

http://www.jstor.org/discover/10.2307/807711?uid=3739912&uid=2&uid=4&uid=3739256&sid=21101111105901

  • Kidsport, the work of JR Tunis:

http://onlinelibrary.wiley.com/doi/10.1111/j.0022-3840.1983.1703_146.x/abstract