Cita APA (7th ed.)

Whittaker, A., Parker, J., & Bradley, G. (2012). Research skills for social work (2nd ed.). Sage.

Cita Chicago (17th ed.)

Whittaker, Andrew, Jonathan Parker, i Greta Bradley. Research Skills for Social Work. 2nd ed. Los Angeles, CA: Sage, 2012.

Cita MLA (9th ed.)

Whittaker, Andrew, et al. Research Skills for Social Work. 2nd ed. Sage, 2012.