Gaya APA
Hakim, L.
(2014).
Before it's too late
(
Cet.1)
.
Yogyakarta:
Cakrawala.
Gaya MLA
Hakim, Luqman.
"Before it's too late".
Cet.1
Yogyakarta:
Cakrawala,
2014.
Text.