Gaya APA
Guide to british education vol.1 2000/2001. (2000).
London:
British Counsil.
Gaya Chicago
Guide to british education vol.1 2000/2001.
~.
London:
British Counsil,
2000.
Buku.
Gaya MLA
Guide to british education vol.1 2000/2001.
~.
London:
British Counsil,
2000.
Buku.
Gaya Turabian
Guide to british education vol.1 2000/2001.
London:
British Counsil,
2000.
Buku.