Schram, B., & Mandell, B. R. (1997). An introduction to human services: Policy and practice (3rd ed.). Allyn and Bacon.
Citace podle Chicago (17th ed.)Schram, Barbara, a Betty Reid Mandell. An Introduction to Human Services: Policy and Practice. 3rd ed. Boston: Allyn and Bacon, 1997.
Citace podle MLA (9th ed.)Schram, Barbara, a Betty Reid Mandell. An Introduction to Human Services: Policy and Practice. 3rd ed. Allyn and Bacon, 1997.
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