Zastrow, C., & Hessenauer, S. L. (2019). Social work with groups: Comprehensive practice and self-care (Tenth edition.). Cengage.
Lua i Stíl Chicago (17ú heag.)Zastrow, Charles, agus Sarah L. Hessenauer. Social Work with Groups: Comprehensive Practice and Self-care. Tenth edition. Boston, MA: Cengage, 2019.
Lua MLA (9ú heag.)Zastrow, Charles, agus Sarah L. Hessenauer. Social Work with Groups: Comprehensive Practice and Self-care. Tenth edition. Cengage, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.