Gaya APA
Sagan, Carl. (2021).
Pale Blue Dot .
Jakarta:
Kepustakaan Populer Gramedia.
Gaya Chicago
Sagan, Carl.
Pale Blue Dot.
Jakarta:
Kepustakaan Populer Gramedia,
2021.
Text.
Gaya MLA
Sagan, Carl.
Pale Blue Dot.
Jakarta:
Kepustakaan Populer Gramedia,
2021.
Text.
Gaya Turabian
Sagan, Carl.
Pale Blue Dot.
Jakarta:
Kepustakaan Populer Gramedia,
2021.
Print.