APA Style
Sky & Telescope : Beautiful Universe : December 2013. (2013).
:
.
Chicago Style
Sky & Telescope : Beautiful Universe : December 2013.
.
:
,
2013.
Magazine.
MLA Style
Sky & Telescope : Beautiful Universe : December 2013.
.
:
,
2013.
Magazine.
Turabian Style
Sky & Telescope : Beautiful Universe : December 2013.
:
,
2013.
Magazine.