1. ......................
Author: Murtha, Stephen M
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: Programming ، IBM Personal computer,، PC DOS )Computer operating systems(
Classification :
QA
76
.
8
.
I2594
M87
1983


2. DOS: the complete reference
Author: Jamsa, Kris A.
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: Programming ، IBM Personal computer,، PC DOS )Computer operating systems(,، MS-DOS )Computer operating systems(
Classification :
QA
76
.
8
.
I2594
J36
1993


3. DOS, the complete reference
Author: / Kris Jamsa
Library: Library of Campus2 Colleges of Engineering of Tehran University (Tehran)
Subject: IBM personal computer-Programming,PC Dos (Computer Operating System),MS-Dos(Computer operating systems)
Classification :
QA
76
.
6
.
J368
R


4. Dos, the complete reference
Author: / Kris Jamsa
Library: Tehran University, technical faculty libraries 1 (Tehran)
Subject: IBM personal computer-Programming,PC Dos (Computer Operating System),MS-Dos(Computer operating systems)
Classification :
QA
76
.
8
.
I2594J36
1991

