Gaya APA
Krisnarini, N. (2015).
How to Win Friends & Influence People In The Digital Age (Ke 1-11).
jakarta:
PT Gramedia pustaka utama.
Gaya MLA
Krisnarini, Nengah.
"How to Win Friends & Influence People In The Digital Age".
Ke 1-11
jakarta:
PT Gramedia pustaka utama,
2015.
Text.