Poe, R. (1999). La nueva era en Network Marketing. Time Money Network.
Cita Chicago Style (17a ed.)Poe, Richard. La Nueva Era En Network Marketing. Argentina: Time Money Network, 1999.
Cita MLA (9a ed.)Poe, Richard. La Nueva Era En Network Marketing. Time Money Network, 1999.
警告:這些引文格式不一定是100%准確.