APA Style
Thull, J. (2016).
Exceptional selling:how the best connect and win in high stakes sales/ Jeff Thull (Cet.13).
New Jersey:
John Wiley & Sons Inc.
MLA Style
Thull, Jeff.
"Exceptional selling:how the best connect and win in high stakes sales/ Jeff Thull".
Cet.13
New Jersey:
John Wiley & Sons Inc,
2016.
Text.