Gaya APA
Team, N, S. (2017).
Naked Sales : Sell The Problem You Solve,Not The Product (1).
Jakarta:
Elex Media Komputindo.
Gaya MLA
Team, Naked, Sales.
"Naked Sales : Sell The Problem You Solve,Not The Product".
1
Jakarta:
Elex Media Komputindo,
2017.
Teks.