Pengaruh Source Expertise, Source Trustworthiness, Source Attractiveness Pada Minat Beli Konsumen (Studi Kasus : Artis Sabun Lux: Dian Sastrowardoyo, Tamara Bleszynski, Luna Maya, dan Mariana Renata) - Kusumawardhani, Rizki ( 0452341 ) (2008)