Bryman, A. (2012). Social research methods. O.U.P.
Chicago-čujuhus (17. p.)Bryman, Alan. Social Research Methods. New York: O.U.P, 2012.
MLA-čujuhus (9. p.)Bryman, Alan. Social Research Methods. O.U.P, 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.