MC Daniel, C. (1991). contemporary marketing research. West pub Co.
Chicago-čujuhus (17. p.)MC Daniel, Carl. Contemporary Marketing Research. St paul: West pub Co, 1991.
MLA-čujuhus (9. p.)MC Daniel, Carl. Contemporary Marketing Research. West pub Co, 1991.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.