Gaya APA
Carnegie, D. (2015).
How to win friends and influence people in the digital age (Edisi Baru).
Jakarta:
Gramedia Pustaka Utama.
Gaya MLA
Carnegie, Dale.
"How to win friends and influence people in the digital age".
Edisi Baru
Jakarta:
Gramedia Pustaka Utama,
2015.
.