Gaya APA
Allen, W.Stannard. (1995).
LIVING ENGLISH STRUCTURE (Pertama).
USA:
Longman Group.
Gaya Chicago
Allen, W.Stannard.
LIVING ENGLISH STRUCTURE.
Pertama
USA:
Longman Group,
1995.
Text.
Gaya MLA
Allen, W.Stannard.
LIVING ENGLISH STRUCTURE.
Pertama
USA:
Longman Group,
1995.
Text.
Gaya Turabian
Allen, W.Stannard.
LIVING ENGLISH STRUCTURE.
Pertama
USA:
Longman Group,
1995.
Print.