APA-čujuhus (7. p.)
Weller, S. C., & Romney, A. K. (1988). Systematic data collection. Sage Publications.
Chicago-čujuhus (17. p.)
Weller, Susan C., juo A. Kimball Romney. Systematic Data Collection. Newbury Park, Calif.: Sage Publications, 1988.
MLA-čujuhus (9. p.)
Weller, Susan C., juo A. Kimball Romney. Systematic Data Collection. Sage Publications, 1988.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.