Gaya APA
Winarta, B, T. (2017).
500 WAYS TO MULTIPLAY YOUR PEOPLE'S PRODUCTIVITY (BI) .
Jakarta:
Elex Media Komputindo.
Gaya MLA
Winarta, Barlian, T..
"500 WAYS TO MULTIPLAY YOUR PEOPLE'S PRODUCTIVITY (BI)".
Jakarta:
Elex Media Komputindo,
2017.
TEXT.