APA Citation

Zenith Data Systems Corporation. (1986). Microsoft MS-DOS: Version 3. St. Joseph, Mich.: Zenith.

Chicago Style Citation

Zenith Data Systems Corporation. Microsoft MS-DOS: Version 3. St. Joseph, Mich.: Zenith, 1986.

MLA Citation

Zenith Data Systems Corporation. Microsoft MS-DOS: Version 3. St. Joseph, Mich.: Zenith, 1986.

Warning: These citations may not always be 100% accurate.