APA Style
National Geographic Kids (Des 11) : Lumba-Lumba Pintar. ().
Jakarta:
Penerbitan Sarana Bobo.
Chicago Style
National Geographic Kids (Des 11) : Lumba-Lumba Pintar.
.
Jakarta:
Penerbitan Sarana Bobo,
.
Periodical Issues.
MLA Style
National Geographic Kids (Des 11) : Lumba-Lumba Pintar.
.
Jakarta:
Penerbitan Sarana Bobo,
.
Periodical Issues.
Turabian Style
National Geographic Kids (Des 11) : Lumba-Lumba Pintar.
Jakarta:
Penerbitan Sarana Bobo,
.
Periodical Issues.