APA Style
LEO, Sutanto. (2007).
English for Academic Purpose: Essay Writing .
Yogyakarta:
ANDI.
Chicago Style
LEO, Sutanto.
English for Academic Purpose: Essay Writing.
Yogyakarta:
ANDI,
2007.
Text.
MLA Style
LEO, Sutanto.
English for Academic Purpose: Essay Writing.
Yogyakarta:
ANDI,
2007.
Text.
Turabian Style
LEO, Sutanto.
English for Academic Purpose: Essay Writing.
Yogyakarta:
ANDI,
2007.
Print.