"The Effect of The Perceived Risk in post-purchase Stage on Brand Loyalty A survey Study to The Consumers of Domestic Shampoo Brands in Lattakia City", Tuj-econ, م 39, عدد 3, سبتمبر 2018, تاريخ الوصول: أكتوبر 30, 2026. موجود في: https://journal.latakia-univ.edu.sy/index.php/econlaw/article/view/3937