Gaya APA
English for academic purposes: essay writing. ().
Yogyakarta:
Andi.
Gaya Chicago
English for academic purposes: essay writing.
.
Yogyakarta:
Andi,
.
Text.
Gaya MLA
English for academic purposes: essay writing.
.
Yogyakarta:
Andi,
.
Text.
Gaya Turabian
English for academic purposes: essay writing.
Yogyakarta:
Andi,
.
Print.