Gaya APA
Childrens, T, D, W.
(2016).
Hewan di Peternakan
.
Jakarta:
Bhuana Ilmu Puopuler.
Gaya MLA
Childrens, Tim, David, West.
"Hewan di Peternakan".
Jakarta:
Bhuana Ilmu Puopuler,
2016.
Text.