Gaya APA
Eduko (Save Your Happiness). (2008).
:
Elek Media Komputerindo.
Gaya Chicago
Eduko (Save Your Happiness).
2008.
:
Elek Media Komputerindo,
2008.
Text.
Gaya MLA
Eduko (Save Your Happiness).
2008.
:
Elek Media Komputerindo,
2008.
Text.
Gaya Turabian
Eduko (Save Your Happiness).
:
Elek Media Komputerindo,
2008.
Print.