Johnson, L. C., Schwartz, C. L., & Tate, D. S. (1997). Social welfare: A response to human need (4th ed.). Allyn and Bacon.
Lua i Stíl Chicago (17ú heag.)Johnson, Louise C., Charles. L. Schwartz, agus Donald S. Tate. Social Welfare: A Response to Human Need. 4th ed. Boston: Allyn and Bacon, 1997.
Lua MLA (9ú heag.)Johnson, Louise C., et al. Social Welfare: A Response to Human Need. 4th ed. Allyn and Bacon, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.