Gaya APA
al., E. et al
(2008).
Ranah Sembilan
.
OASE dan Penerbit Sembilan-Publishing:
Gadjah Mada University Press.
Gaya MLA
al., Et. et al.
"Ranah Sembilan".
OASE dan Penerbit Sembilan-Publishing:
Gadjah Mada University Press,
2008.
Text.