Gookin, D. (1991). DOS 5 user's guide: A comprehensive guide for every PC user. M&T Books.
Lua i Stíl Chicago (17ú heag.)Gookin, Dan. DOS 5 User's Guide: A Comprehensive Guide for Every PC User. Redwood City, CA: M&T Books, 1991.
Lua MLA (8ú heag.)Gookin, Dan. DOS 5 User's Guide: A Comprehensive Guide for Every PC User. M&T Books, 1991.
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