Gaya APA
Azar, Betty Schrampfer. (1984).
Basic english grammar (Cet. 20).
New Jersey:
Prentice-Hall.
Gaya Chicago
Azar, Betty Schrampfer.
Basic english grammar.
Cet. 20
New Jersey:
Prentice-Hall,
1984.
Text.
Gaya MLA
Azar, Betty Schrampfer.
Basic english grammar.
Cet. 20
New Jersey:
Prentice-Hall,
1984.
Text.
Gaya Turabian
Azar, Betty Schrampfer.
Basic english grammar.
Cet. 20
New Jersey:
Prentice-Hall,
1984.
Print.