Gaya APA
Herlanti,M.Pd, Y.
(2007).
Mari Mencoba Sains Bunyi Panas Ruang Angkasa
.
Bogor:
CV.Regina.
Gaya MLA
Herlanti,M.Pd, Yanti.
"Mari Mencoba Sains Bunyi Panas Ruang Angkasa".
Bogor:
CV.Regina,
2007.
Non Fiction.