Gaya APA
AZAR, Betty Schrampfer. (2006).
Basic english grammar .
Jakarta:
Prenhallindo.
Gaya Chicago
AZAR, Betty Schrampfer.
Basic english grammar.
Jakarta:
Prenhallindo,
2006.
Text.
Gaya MLA
AZAR, Betty Schrampfer.
Basic english grammar.
Jakarta:
Prenhallindo,
2006.
Text.
Gaya Turabian
AZAR, Betty Schrampfer.
Basic english grammar.
Jakarta:
Prenhallindo,
2006.
Print.