Gaya APA
sales, T, N.
(2017).
NAKED SALES : SELL THE PROBLEM YOU SOLVE , NOT THE PRODUCT (BI)
.
Jakarta:
gramedia.
Gaya MLA
sales, TIM, Naked.
"NAKED SALES : SELL THE PROBLEM YOU SOLVE , NOT THE PRODUCT (BI)".
Jakarta:
gramedia,
2017.
TEXT.