Gaya APA
Florentina, I.
(2007).
Being A Happy Marketing Executive
(
Cet. 1)
.
Yogyakarta:
Andi Offset.
Gaya MLA
Florentina, Ika.
"Being A Happy Marketing Executive".
Cet. 1
Yogyakarta:
Andi Offset,
2007.
Text.