Gaya APA
Azar, Betty S., Hagen, Stacy A.. (2009).
Understanding and Using English Grammar 4th Ed. (4).
America:
Pearson Longman.
Gaya Chicago
Azar, Betty S., Hagen, Stacy A..
Understanding and Using English Grammar 4th Ed..
4
America:
Pearson Longman,
2009.
Koleksi Buku Teks.
Gaya MLA
Azar, Betty S., Hagen, Stacy A..
Understanding and Using English Grammar 4th Ed..
4
America:
Pearson Longman,
2009.
Koleksi Buku Teks.
Gaya Turabian
Azar, Betty S., Hagen, Stacy A..
Understanding and Using English Grammar 4th Ed..
4
America:
Pearson Longman,
2009.
Koleksi Buku Teks.