Gaya APA
Limited, T, E, T.
(2014).
Alam: Bumi dan Angkasa
.
[s.l.]:
PT. Tigaraksa Satria, Tbk.
Gaya MLA
Limited, Tim, Educational, Technologies.
"Alam: Bumi dan Angkasa".
[s.l.]:
PT. Tigaraksa Satria, Tbk,
2014.
Text.