المؤلفون: Meany-Walen, Kristin K., Cobie-Nuss, Alyssa, Eittreim, Eric, Teeling, Sunny, Wilson, Stacy, Xander, Chuck

المصدر: International Journal of Play Therapy ; volume 27, issue 3, page 176-186 ; ISSN 1939-0629 1555-6824

الاتاحة: http://dx.doi.org/10.1037/pla0000067
http://psycnet.apa.org/journals/pla/27/3/176.pdf