Guerrilla marketing online : the entrepreneur's guide to earning profits on the internet / Jay Conrad Levinson and Charles Rubin. (1995). Boston, NY: Houghton Mifflin, c.
Guerrilla marketing online : the entrepreneur's guide to earning profits on the internet / Jay Conrad Levinson and Charles Rubin. . Boston, NY: Houghton Mifflin, c, 1995. Buku Wajib.