APA aipamena

 Parinello, A. (2004).  Getting the second appointment: How to close any sale in two calls!  John Wiley.

Chicago Style aipamena

 Parinello, Anthony.  Getting the Second Appointment: How to Close Any Sale in Two Calls!  John Wiley, 2004.

MLA aipamena

 Parinello, Anthony.  Getting the Second Appointment: How to Close Any Sale in Two Calls!  John Wiley, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.