Gaya APA
Azar, Betty Schrampfer, HARTLE, Shelley. (2003).
Fundamentals of english grammar:with answer key (3 rd.Ed).
London:
Longman Group.
Gaya Chicago
Azar, Betty Schrampfer, HARTLE, Shelley.
Fundamentals of english grammar:with answer key.
3 rd.Ed
London:
Longman Group,
2003.
Text.
Gaya MLA
Azar, Betty Schrampfer, HARTLE, Shelley.
Fundamentals of english grammar:with answer key.
3 rd.Ed
London:
Longman Group,
2003.
Text.
Gaya Turabian
Azar, Betty Schrampfer, HARTLE, Shelley.
Fundamentals of english grammar:with answer key.
3 rd.Ed
London:
Longman Group,
2003.
Print.