Gaya APA
Science library : inventions. (2004).
Batam:
CV. PUSTAKA INDONESIA.
Gaya Chicago
Science library : inventions.
.
Batam:
CV. PUSTAKA INDONESIA,
2004.
FIKSI.
Gaya MLA
Science library : inventions.
.
Batam:
CV. PUSTAKA INDONESIA,
2004.
FIKSI.
Gaya Turabian
Science library : inventions.
Batam:
CV. PUSTAKA INDONESIA,
2004.
FIKSI.