Gaya APA
Kartajaya, H., Hardi, E.
(2016).
Marketing in challenging times
(
Cet. 2)
.
Jakarta:
Gramedia Pustaka Utama.
Gaya MLA
Kartajaya, Hermawan., Hardi, Edwin.
"Marketing in challenging times".
Cet. 2
Jakarta:
Gramedia Pustaka Utama,
2016.
Text.