Gaya APA
Siahaan, Sanggam. (2008).
The english paragraph (1st ed.).
Yogyakarta:
Graha Ilmu.
Gaya Chicago
Siahaan, Sanggam.
The english paragraph.
1st ed.
Yogyakarta:
Graha Ilmu,
2008.
Text.
Gaya MLA
Siahaan, Sanggam.
The english paragraph.
1st ed.
Yogyakarta:
Graha Ilmu,
2008.
Text.
Gaya Turabian
Siahaan, Sanggam.
The english paragraph.
1st ed.
Yogyakarta:
Graha Ilmu,
2008.
Print.