Witten, I. H. (1975). Digital computer units13&14: Operating systems ,computer languages and microprogramming TM221 13&14. Open University Press.
シカゴスタイル引用形Witten, I. H. Digital Computer Units13&14: Operating Systems ,computer Languages and Microprogramming TM221 13&14. England: Open University Press, 1975.
MLA引用形式Witten, I. H. Digital Computer Units13&14: Operating Systems ,computer Languages and Microprogramming TM221 13&14. Open University Press, 1975.
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