Gaya APA
dkk, D, R.
(2009).
Ensiklopedia Dunia Sains "Jagat Raya"
.
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ThreeMidea Publishing.
Gaya MLA
dkk, Deni, Riana.
"Ensiklopedia Dunia Sains "Jagat Raya"".
:
ThreeMidea Publishing,
2009.
Text.