Randall, G., & Geoffrey Randall. (2001). Principles of marketing. Glenview, Ill: Scott, Foresman/Little, Brown Higher Education.
استشهاد بنمط شيكاغوRandall, Geoffrey, و Geoffrey Randall. Principles of Marketing. Glenview, Ill: Scott, Foresman/Little, Brown Higher Education, 2001.
MLA استشهادRandall, Geoffrey, و Geoffrey Randall. Principles of Marketing. Glenview, Ill: Scott, Foresman/Little, Brown Higher Education, 2001.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.