Inc, D. R. (1990). DR DOS 5.0: USER'S AND REFERENCE GUIDE. Metrodata Epsindo.
Chicago Style (17th ed.) CitationInc, Digital Research. DR DOS 5.0: USER'S AND REFERENCE GUIDE. Metrodata Epsindo, 1990.
MLA (8th ed.) CitationInc, Digital Research. DR DOS 5.0: USER'S AND REFERENCE GUIDE. Metrodata Epsindo, 1990.
Warning: These citations may not always be 100% accurate.