Gaya APA
Barill├®, A. ().
Once Upon a Time... Discoverers: Archimedes and the Greek (Archimedes dan Yunani) .
Indonesia:
Emperor Edutainment.
Gaya MLA
Barill├®, Albert.
"Once Upon a Time... Discoverers: Archimedes and the Greek (Archimedes dan Yunani)".
Indonesia:
Emperor Edutainment,
.
CD-ROM.