Gaya APA
Astronomy. (2004).
Jakarta:
Medialine Entertainment.
Gaya Chicago
Astronomy.
.
Jakarta:
Medialine Entertainment,
2004.
.
Gaya MLA
Astronomy.
.
Jakarta:
Medialine Entertainment,
2004.
.
Gaya Turabian
Astronomy.
Jakarta:
Medialine Entertainment,
2004.
.