Gaya APA
Velasco, J. (2011).
Poster: Great Rift Valley: Dinamika Kehidupan di Lembah Albertine .
:
National Geographic Indonesia.
Gaya MLA
Velasco, Juan.
"Poster: Great Rift Valley: Dinamika Kehidupan di Lembah Albertine".
:
National Geographic Indonesia,
2011.
Text.