Cita APA (7a ed.)

Billington, T. (2006). Working with children: Assessment, representation, and intervention. SAGE.

Cita Chicago Style (17a ed.)

Billington, Tom. Working with Children: Assessment, Representation, and Intervention. London ; Thousand Oaks, Calif.: SAGE, 2006.

Cita MLA (9a ed.)

Billington, Tom. Working with Children: Assessment, Representation, and Intervention. SAGE, 2006.