Gaya APA
Syilphid 2. (2000).
Jakarta:
Elex Media Computindo.
Gaya Chicago
Syilphid 2.
2000.
Jakarta:
Elex Media Computindo,
2000.
Text.
Gaya MLA
Syilphid 2.
2000.
Jakarta:
Elex Media Computindo,
2000.
Text.
Gaya Turabian
Syilphid 2.
Jakarta:
Elex Media Computindo,
2000.
Print.