Gaya APA
Azar, Betty Schrampfeer. (1992).
Fundamentals of english grammar .
New Jersey:
.
Gaya Chicago
Azar, Betty Schrampfeer.
Fundamentals of english grammar.
New Jersey:
,
1992.
Buku.
Gaya MLA
Azar, Betty Schrampfeer.
Fundamentals of english grammar.
New Jersey:
,
1992.
Buku.
Gaya Turabian
Azar, Betty Schrampfeer.
Fundamentals of english grammar.
New Jersey:
,
1992.
Buku.