Gaya APA
Nellis, G, J., Parker, D.
(2000).
The essence of The Ekonomi : ekonomi
(
I)
.
Yogyakarta:
Andi.
Gaya MLA
Nellis, G., Joseph., Parker, David.
"The essence of The Ekonomi : ekonomi".
I
Yogyakarta:
Andi,
2000.
Text.