Gaya APA
Florentina, I.
(2007).
Being A Happy Marketing Executive
(
Edisi 1)
.
Yogyakarta:
ANDI.
Gaya MLA
Florentina, Ika.
"Being A Happy Marketing Executive".
Edisi 1
Yogyakarta:
ANDI,
2007.
MANAJEMEN.