Spencer-Cavaliere N, Dunn JC, Watkinson EJ. Is Recess an Achievement Context? An Application of Expectancy-Value Theory to Playground Choices. AJER [Internet]. 2009 Apr. 1 [cited 2024 May 4];55(1). Available from: https://journalhosting.ucalgary.ca/index.php/ajer/article/view/55273