Cita APA (7a ed.)

Shirk, M., & Stangler, G. (2004). On their own: What happens to kids when they age out of the foster care system? Westview Press.

Cita Chicago Style (17a ed.)

Shirk, Martha, y Gary Stangler. On Their Own: What Happens to Kids When They Age Out of the Foster Care System? Boulder, Colo. [u.a.]: Westview Press, 2004.

Cita MLA (8a ed.)

Shirk, Martha, y Gary Stangler. On Their Own: What Happens to Kids When They Age Out of the Foster Care System? Westview Press, 2004.