Gaya APA
Hester, Jeff. (2006).
Astronomy (2).
New York:
W.W. Norton & Company.
Gaya Chicago
Hester, Jeff.
Astronomy.
2
New York:
W.W. Norton & Company,
2006.
Media Cetak.
Gaya MLA
Hester, Jeff.
Astronomy.
2
New York:
W.W. Norton & Company,
2006.
Media Cetak.
Gaya Turabian
Hester, Jeff.
Astronomy.
2
New York:
W.W. Norton & Company,
2006.
Media Cetak.