Gaya APA
Azar, Betty Schrampfer. (1995).
Basic English Grammar (ed. 2).
USA:
Pearson Education Limited.
Gaya Chicago
Azar, Betty Schrampfer.
Basic English Grammar.
ed. 2
USA:
Pearson Education Limited,
1995.
Text.
Gaya MLA
Azar, Betty Schrampfer.
Basic English Grammar.
ed. 2
USA:
Pearson Education Limited,
1995.
Text.
Gaya Turabian
Azar, Betty Schrampfer.
Basic English Grammar.
ed. 2
USA:
Pearson Education Limited,
1995.
Print.