Gaya APA
Bangsa, T, A.
(2016).
Smart Kids Series: Science for Kids 4-5 year old
.
JAKARTA:
Erlangga For Kids.
Gaya MLA
Bangsa, Tim, Anak.
"Smart Kids Series: Science for Kids 4-5 year old".
JAKARTA:
Erlangga For Kids,
2016.
Text.