Cita APA (7a ed.)
Shonka, M., & Kosch, D. (2002). Beyond selling value: A proven process to avoid the vendor trap. Dearborn Trade Pub..
Cita Chicago Style (17a ed.)
Shonka, Mark, y Dan Kosch. Beyond Selling Value: A Proven Process to Avoid the Vendor Trap. Chicago: Dearborn Trade Pub., 2002.
Cita MLA (9a ed.)
Shonka, Mark, y Dan Kosch. Beyond Selling Value: A Proven Process to Avoid the Vendor Trap. Dearborn Trade Pub., 2002.
Precaución: Estas citas no son 100% exactas.