cam a22 u 4500 128580259 CHVBK 20200224063108.0 880212q19799999xxu | 00 |eng|d (NEBIS)000229777 ETH-BIB ger ETH-BIB ETHICS-ISBD The Beginner's book var.pag. 1979. An Introduction to microcomputers Vol.0 0 (NEBIS)000229776 128603828 NEBIS 490 -- An Introduction to microcomputers Vol.0 0 (NEBIS)000229776 128603828 BK020000 XK020000 XK020000 NEBIS E01 E01 MG 729501: 0 ED.2