(1990). Small group research. Sage Periodicals Press.
Chicago-čujuhus (17. p.)Small Group Research. Newbury Park, CA: Sage Periodicals Press, 1990.
MLA-čujuhus (9. p.)Small Group Research. Sage Periodicals Press, 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.