Cita APA (7a ed.)

Hugman, R., & Smith, D. (1995). Ethical issues in social work. Routledge.

Cita Chicago Style (17a ed.)

Hugman, Richard, y David Smith. Ethical Issues in Social Work. London ; New York: Routledge, 1995.

Cita MLA (8a ed.)

Hugman, Richard, y David Smith. Ethical Issues in Social Work. Routledge, 1995.