APA aipamena

ESSEN ELECTRONICS. (1987). SN-PC PC-XT USER MANNUAL. ESSEN ELECTRONICS.

Chicago Style aipamena

ESSEN ELECTRONICS. SN-PC PC-XT USER MANNUAL. BOMBAY: ESSEN ELECTRONICS, 1987.

MLA aipamena

ESSEN ELECTRONICS. SN-PC PC-XT USER MANNUAL. ESSEN ELECTRONICS, 1987.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.