Gaya APA
Saefulloh, A. et al
(2011).
Sains Seru Seri 5: Alam Semesta
.
Jogjakarta:
Javalitera.
Gaya MLA
Saefulloh, Aep. et al.
"Sains Seru Seri 5: Alam Semesta".
Jogjakarta:
Javalitera,
2011.
Text.