CRIPPS, M. (1989). COMPUTER INTERFACING. EDWARD ARNOLD.
Lua i Stíl Chicago (17ú heag.)CRIPPS, MARTIN. COMPUTER INTERFACING. LONDON: EDWARD ARNOLD, 1989.
Lua MLA (9ú heag.)CRIPPS, MARTIN. COMPUTER INTERFACING. EDWARD ARNOLD, 1989.
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