APA استشهاد

Churchill Jr & Gilbert A. (2005). Marketing Research/9e (9th ed.). Thomson.

استشهاد بنمط شيكاغو

Churchill Jr و Gilbert A. Marketing Research/9e. 9th ed. South Western: Thomson, 2005.

MLA استشهاد

Churchill Jr و Gilbert A. Marketing Research/9e. 9th ed. Thomson, 2005.