Gaya APA
SUTAN LEO, DKK. (2007).
ENGLISH FOR ACADEMIC PURPOSE ESSAY WRITING .
YOGYAKARTA:
PN ANDI.
Gaya Chicago
SUTAN LEO, DKK.
ENGLISH FOR ACADEMIC PURPOSE ESSAY WRITING.
YOGYAKARTA:
PN ANDI,
2007.
Text.
Gaya MLA
SUTAN LEO, DKK.
ENGLISH FOR ACADEMIC PURPOSE ESSAY WRITING.
YOGYAKARTA:
PN ANDI,
2007.
Text.
Gaya Turabian
SUTAN LEO, DKK.
ENGLISH FOR ACADEMIC PURPOSE ESSAY WRITING.
YOGYAKARTA:
PN ANDI,
2007.
Print.