1. Advanced play therapy: essential conditions, knowledge, and skills for child practice Ray, Dee C. New York : Routledge, c2011. MPT503 MPT501 SW527 SW322
2. Innovations in play therapy: issues, process, and special populations New York : Routledge, c2001. MPT501 MPT511 MPT505 MPT503
3. International journal of play therapy. Washington, DC : American Psycholgical Association COUN410 MPT501 MPT503 MPT505 MPT511
