Cita APA (7a ed.)
Ferreri, J. (1999). Knock-out marketing: Powerful strategies to pump up your sales. Entrepreneur Media.
Cita Chicago Style (17a ed.)
Ferreri, Jack. Knock-out Marketing: Powerful Strategies to Pump Up Your Sales. Irvine, CA: Entrepreneur Media, 1999.
Cita MLA (9a ed.)
Ferreri, Jack. Knock-out Marketing: Powerful Strategies to Pump Up Your Sales. Entrepreneur Media, 1999.
Precaución: Estas citas no son 100% exactas.