Penggayaan APA
Erkelens, J, Pudjamarsa, Astu. (2009).
Understanding and Using English Grammar : fourth edition with answer key (fourth.ed).
Jena ::
Pearson longman.
Chicago Style
Erkelens, J, Pudjamarsa, Astu.
Understanding and Using English Grammar : fourth edition with answer key.
fourth.ed
Jena ::
Pearson longman,
2009.
Text.
MLA Style
Erkelens, J, Pudjamarsa, Astu.
Understanding and Using English Grammar : fourth edition with answer key.
fourth.ed
Jena ::
Pearson longman,
2009.
Text.
Turabian Style
Erkelens, J, Pudjamarsa, Astu.
Understanding and Using English Grammar : fourth edition with answer key.
fourth.ed
Jena ::
Pearson longman,
2009.
Print.