SANTOSH KUMAR TRIPATHI. A detailed study on impact of factors on purchases of mobile phones with special reference to gorakhpur . International journal of economic perspectives, [S. l.], v. 2, n. 1, p. 11–15, 2008. Disponível em: https://ijeponline.com/index.php/journal/article/view/82. Acesso em: 23 nov. 2024.