Gaya APA
Usman, ., Nonoy, . (2012).
Jerapah (Girrafe) : Hewan Tertinggi di Dunia (The Tallest Animal in the World) .
Jakarta:
Zikrul Hakim.
Gaya MLA
Usman, ., Nonoy, .
"Jerapah (Girrafe) : Hewan Tertinggi di Dunia (The Tallest Animal in the World)".
Jakarta:
Zikrul Hakim,
2012.
Text.