Labovitz, S. Introduction to social research. McGraw-Hill.
Chicago-čujuhus (17. p.)Labovitz, Sanford. Introduction to Social Research. NewYork: McGraw-Hill.
MLA-čujuhus (9. p.)Labovitz, Sanford. Introduction to Social Research. McGraw-Hill.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.