Cita APA (7a ed.)

Bratton, S., Ray, D., & Moffit, K. (1998). Filial-family play therapy: An intervention for custodial grandparents and their grandchildren. [s.n.].

Cita Chicago Style (17a ed.)

Bratton, Sue, Dee Ray, y Kevin Moffit. Filial-family Play Therapy: An Intervention for Custodial Grandparents and Their Grandchildren. [S.l.]: [s.n.], 1998.

Cita MLA (9a ed.)

Bratton, Sue, et al. Filial-family Play Therapy: An Intervention for Custodial Grandparents and Their Grandchildren. [s.n.], 1998.