Gaya APA

Landreth, G, L. et al (2010). Play Therapy Interventions with Children's Problems: Case Studies with DSM-IV-TR Diagnoses . : Jason Aronson.

Gaya MLA

Landreth, Garry, L.. et al. "Play Therapy Interventions with Children's Problems: Case Studies with DSM-IV-TR Diagnoses". : Jason Aronson, 2010. Text.