Gaya APA
Leo, Sutanto. (2013).
Essay writing : english for academic purpose (Ed. 2).
Yogyakarta:
Andi Offset.
Gaya Chicago
Leo, Sutanto.
Essay writing : english for academic purpose.
Ed. 2
Yogyakarta:
Andi Offset,
2013.
Text.
Gaya MLA
Leo, Sutanto.
Essay writing : english for academic purpose.
Ed. 2
Yogyakarta:
Andi Offset,
2013.
Text.
Gaya Turabian
Leo, Sutanto.
Essay writing : english for academic purpose.
Ed. 2
Yogyakarta:
Andi Offset,
2013.
Print.