Gaya APA
KELLER, P, K, K, L.
(1988).
Marketing management
(
ed.14e)
.
United States Of America:
Pearson.
Gaya MLA
KELLER, PHILIP, KOTLER,, KEVIN, LANE.
"Marketing management".
ed.14e
United States Of America:
Pearson,
1988.
Teks.