เนตินันทน์ปฐมาพร. 2019. “CORE FACTORS OF REFERENCE GROUP AS BRAND COMMUNICATION TOOLS AFFECTING AMONG ‘GEN Y’ CONSUMING BEHAVIOR”. Panyapiwat Journal 11 (2), 291-308. https://so05.tci-thaijo.org/index.php/pimjournal/article/view/207628.