Cita APA (7a ed.)

Mayer, C., Lohmann, I., & Grosvenor, I. (2009). Children and youth at risk: Historical and international perspectives. Peter Lang.

Cita Chicago Style (17a ed.)

Mayer, Christine, Ingrid Lohmann, y Ian Grosvenor. Children and Youth at Risk: Historical and International Perspectives. Frankfurt am Main [etc.]: Peter Lang, 2009.

Cita MLA (9a ed.)

Mayer, Christine, et al. Children and Youth at Risk: Historical and International Perspectives. Peter Lang, 2009.