Gaya APA
Azar, Betty Schramfer. (1989).
Understanding and using English grammar (2nd ed).
New Jersey:
Prentice Hall.
Gaya Chicago
Azar, Betty Schramfer.
Understanding and using English grammar.
2nd ed
New Jersey:
Prentice Hall,
1989.
Text.
Gaya MLA
Azar, Betty Schramfer.
Understanding and using English grammar.
2nd ed
New Jersey:
Prentice Hall,
1989.
Text.
Gaya Turabian
Azar, Betty Schramfer.
Understanding and using English grammar.
2nd ed
New Jersey:
Prentice Hall,
1989.
Print.