Gaya APA
Guru, T, B, K.
(2010).
Science For Elementary School Year II / 2
(
cet 1)
.
Jakarta:
Erlangga.
Gaya MLA
Guru, Tim, Bina, Karya.
"Science For Elementary School Year II / 2".
cet 1
Jakarta:
Erlangga,
2010.
Text.