Gaya APA
for z. (2011).
420 DED Y:
kurniaesa publishing.
Gaya Chicago
for z.
Cet 1.
420 DED Y:
kurniaesa publishing,
2011.
Buku Teks.
Gaya MLA
for z.
Cet 1.
420 DED Y:
kurniaesa publishing,
2011.
Buku Teks.
Gaya Turabian
for z.
420 DED Y:
kurniaesa publishing,
2011.
Buku Teks.