Cita APA (7a ed.)

Dixon Matthew. (2012). Challenger Sale: Taking Control of the Customer Conversation. Portfolio.

Cita Chicago Style (17a ed.)

Dixon Matthew. Challenger Sale: Taking Control of the Customer Conversation. London: Portfolio, 2012.

Cita MLA (9a ed.)

Dixon Matthew. Challenger Sale: Taking Control of the Customer Conversation. Portfolio, 2012.