(1972). Sociological methods & research. Sage Publications.
Chicago-čujuhus (17. p.)Sociological Methods & Research. Beverly Hills, Calif.: Sage Publications, 1972.
MLA-čujuhus (9. p.)Sociological Methods & Research. Sage Publications, 1972.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.