APA aipamena

Không rõ. (2001). Introduction to Computing Systems. NOTNXB.

Chicago Style aipamena

Không rõ. Introduction to Computing Systems. NOTNXB, 2001.

MLA aipamena

Không rõ. Introduction to Computing Systems. NOTNXB, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.