Gaya APA
Alexander, L.G.. (1993).
The Essential English grammar / L.G. Alexander .
:
Essex : Longman.
Gaya Chicago
Alexander, L.G..
The Essential English grammar / L.G. Alexander.
:
Essex : Longman,
1993.
Buku.
Gaya MLA
Alexander, L.G..
The Essential English grammar / L.G. Alexander.
:
Essex : Longman,
1993.
Buku.
Gaya Turabian
Alexander, L.G..
The Essential English grammar / L.G. Alexander.
:
Essex : Longman,
1993.
Buku.