APA (7. basım) Alıntı

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

Chicago Style (17. basım) Atıf

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

MLA (9th ed.) Atıf

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