Gaya APA
Muhammad, F., Creww, S.
(2010).
The road to heaven
(
Cet. 1)
.
Bantul:
Sabila Press.
Gaya MLA
Muhammad, Fery., Creww, Sabila.
"The road to heaven".
Cet. 1
Bantul:
Sabila Press,
2010.
Buku.