Babbile, E. H. (2007). Adventures in social research: Data analysis using SPSS 14.0 and 15.0 for windows (6th ed.). Pine Forge.
Lua i Stíl Chicago (17ú heag.)Babbile, Earl Halley. Adventures in Social Research: Data Analysis Using SPSS 14.0 and 15.0 for Windows. 6th ed. California: Pine Forge, 2007.
Lua MLA (8ú heag.)Babbile, Earl Halley. Adventures in Social Research: Data Analysis Using SPSS 14.0 and 15.0 for Windows. 6th ed. Pine Forge, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.