Schiffman — L. G. Amp- Kanuk L. L. -2010-. Consumer Behavior -10th Ed.-. Pearson Prentice Hall

In summary, remains a landmark because it bridges the rigor of 20th-century psychology with the realities of early 21st-century digital and global markets. It doesn’t just describe what consumers do—it explains the why behind the click, the cart, and the complaint.