Gaya APA
Dkk, R, F.
(2014).
Getting to Yes
(
Cet 3)
.
Jakarta:
PT. Gramedia Pustaka Utama.
Gaya MLA
Dkk, Roger, Fisher.
"Getting to Yes".
Cet 3
Jakarta:
PT. Gramedia Pustaka Utama,
2014.
Buku Referensi.