Gaya APA
SUTANTO, L.
(2007).
ESSAY WRITING : English for Academic Purpose
(
EDISI 1)
.
YOGYAKARTA:
ANDI YOGYAKARTA.
Gaya MLA
SUTANTO, LEO.
"ESSAY WRITING : English for Academic Purpose".
EDISI 1
YOGYAKARTA:
ANDI YOGYAKARTA,
2007.
Text.