Monette, D. R., DeJong, C. R., & Sullivan, T. J. (2005). Applied social research: Tool for the human services (6th ed.). Thomson/Brooks/Cole.
Lua i Stíl Chicago (17ú heag.)Monette, Duane R., Cornell R. DeJong, agus Thomas J. Sullivan. Applied Social Research: Tool for the Human Services. 6th ed. Belmont, Calif: Thomson/Brooks/Cole, 2005.
Lua MLA (9ú heag.)Monette, Duane R., et al. Applied Social Research: Tool for the Human Services. 6th ed. Thomson/Brooks/Cole, 2005.
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