PC-DOS (Computer file) (Uniform Title)

Beisecker, M-A. QuickStart DOS 3.3, c1990: t.p. (DOS) p. 1, etc. (PC-DOS, MS/PC-DOS)

Web. new world dict. of computer terms, c1988: p. 277 (PC-DOS, an IBM PC version of MS/DOS, developed by Microsoft)

LC data base, 4/18/91 (hdg.: PC DOS (Computer operating system))