Cita APA (7a ed.)

Lang, N. C. (2010). Group work practice to advance social competence: A specialized methodology for social work. Columbia University Press.

Cita Chicago Style (17a ed.)

Lang, Norma C. Group Work Practice to Advance Social Competence: A Specialized Methodology for Social Work. New York, NY: Columbia University Press, 2010.

Cita MLA (9a ed.)

Lang, Norma C. Group Work Practice to Advance Social Competence: A Specialized Methodology for Social Work. Columbia University Press, 2010.