Gaya APA
Thull, J. (2006).
Exceptional Selling: How the Best Connect and Win in High Stakes Sales (#NAME?).
Flores:
wiley.
Gaya MLA
Thull, Jeff.
"Exceptional Selling: How the Best Connect and Win in High Stakes Sales".
#NAME?
Flores:
wiley,
2006.
Buku Teks.