RICHARDS ROY MARTIN. (1988). COMPUTERS AND COMMONSENSE. GALGOPTIA PUBLICATION.
Lua i Stíl Chicago (17ú heag.)RICHARDS ROY MARTIN. COMPUTERS AND COMMONSENSE. BOMBAY: GALGOPTIA PUBLICATION, 1988.
Lua MLA (9ú heag.)RICHARDS ROY MARTIN. COMPUTERS AND COMMONSENSE. GALGOPTIA PUBLICATION, 1988.
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