Gaya APA
dkk, S, K.
(2017).
WOW TO WIN CARA JITU SALES & PROMOTION
(
cet. 1)
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Jakarta:
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Gaya MLA
dkk, Sigit, Kurniawan.
"WOW TO WIN CARA JITU SALES & PROMOTION".
cet. 1
Jakarta:
Gramedia pustaka utama,
2017.
Text.