Churchill, G. I. (2002). Marketing Research (8th ed.). Pearson Education.
Chicago-čujuhus (17. p.)Churchill, Gilbert; Iacobucci. Marketing Research. 8th ed. New Delhi: Pearson Education, 2002.
MLA-čujuhus (9. p.)Churchill, Gilbert; Iacobucci. Marketing Research. 8th ed. Pearson Education, 2002.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.