曾智辉. (2010). 电话营销管理: Tele-marketing & tele-sales management. 凤凰出版社.
Chicago Style aipamena曾智辉. 电话营销管理: Tele-marketing & Tele-sales Management. 凤凰出版社, 2010.
MLA aipamena曾智辉. 电话营销管理: Tele-marketing & Tele-sales Management. 凤凰出版社, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.