Gaya APA
Porter, David. (2003).
Check your vocabulary for academic English (2nd).
London:
Bloomsbury.
Gaya Chicago
Porter, David.
Check your vocabulary for academic English.
2nd
London:
Bloomsbury,
2003.
Text.
Gaya MLA
Porter, David.
Check your vocabulary for academic English.
2nd
London:
Bloomsbury,
2003.
Text.
Gaya Turabian
Porter, David.
Check your vocabulary for academic English.
2nd
London:
Bloomsbury,
2003.
Print.