Gaya APA
Alexander, L.G.. (1989).
Practice and progress : an integrated course for pre-intermediate students / L.G. Alexander .
:
London : Longman.
Gaya Chicago
Alexander, L.G..
Practice and progress : an integrated course for pre-intermediate students / L.G. Alexander.
:
London : Longman,
1989.
Buku.
Gaya MLA
Alexander, L.G..
Practice and progress : an integrated course for pre-intermediate students / L.G. Alexander.
:
London : Longman,
1989.
Buku.
Gaya Turabian
Alexander, L.G..
Practice and progress : an integrated course for pre-intermediate students / L.G. Alexander.
:
London : Longman,
1989.
Buku.