Gaya APA
Sholikhah, I, M. et al (2000).
Science Experiments With Simple Machines .
Grolier International Inc.:
Gadjah Mada University Press.
Gaya MLA
Sholikhah, Ika, Maratus. et al.
"Science Experiments With Simple Machines".
Grolier International Inc.:
Gadjah Mada University Press,
2000.
Text.