Microsoft Corporation. (1998). Microsoft MS-DOS User;s guide Operating system version 4.01. Microsoft Corporation.
Chicagoスタイル(17版)引用形式Microsoft Corporation. Microsoft MS-DOS User;s Guide Operating System Version 4.01. New York: Microsoft Corporation, 1998.
MLA(9版)引用形式Microsoft Corporation. Microsoft MS-DOS User;s Guide Operating System Version 4.01. Microsoft Corporation, 1998.
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