Gaya APA

Winarta, B, T. (2017). 500 Ways To Multiply Your People's Productivity (Pertama). Jakarta: PT Elex Media Komputindo.

Gaya MLA

Winarta, Barlian, T.. "500 Ways To Multiply Your People's Productivity". Pertama Jakarta: PT Elex Media Komputindo, 2017. Text.