YAYU SRI RAHAYU; HETTY KURNIATI; MUSAFA. The Influence of Service Quality, Brand Image, and Product Innovation on Guitar Customer Loyalty at PT Genta Tri Karya . Journal of Economicate Studies, [S. l.], v. 4, n. 2, p. 98–107, 2020. DOI: 10.32506/joes.v4i2.652. Disponível em: http://www.journal.islamicateinstitute.co.id/index.php/joes/article/view/652. Acesso em: 17 apr. 2026.