Bohrnstedt, G. W. K. (1982). Statistics for social data analysis (2nd ed.). F.E. Peacock.
Lua i Stíl Chicago (17ú heag.)Bohrnstedt, George W. Knoke. Statistics for Social Data Analysis. 2nd ed. Itasca: F.E. Peacock, 1982.
Lua MLA (8ú heag.)Bohrnstedt, George W. Knoke. Statistics for Social Data Analysis. 2nd ed. F.E. Peacock, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.