Huitrón, Blanca, and Vicente García. “Analysis of Temporal dístribution of Care-giuers” activítíes Br a Day-Care Center”. Mexican Journal of Behavior Analysis 1, no. 1 (August 30, 2011): 77–85. Accessed May 6, 2024. https://revistas.unam.mx/index.php/rmac/article/view/27060.