Cita APA (7a ed.)

Calder, M. C. (2008). Contemporary risk assessment in safeguarding children (1st published.). Russell House.

Cita Chicago Style (17a ed.)

Calder, Martin C. Contemporary Risk Assessment in Safeguarding Children. 1st published. Lyme Regis [Inglaterra]: Russell House, 2008.

Cita MLA (9a ed.)

Calder, Martin C. Contemporary Risk Assessment in Safeguarding Children. 1st published. Russell House, 2008.