Gaya APA
Halim, Steven. (2013).
Competitive Programming 3 .
:
.
Gaya Chicago
Halim, Steven.
Competitive Programming 3.
:
,
2013.
Text.
Gaya MLA
Halim, Steven.
Competitive Programming 3.
:
,
2013.
Text.
Gaya Turabian
Halim, Steven.
Competitive Programming 3.
:
,
2013.
Print.