APA (7th ed.) Citation

Sheldon Th. (1985). Introducing PC-DOS and MS-DOS: A Guide for Beginning and Advanced Techniques. Mcgraw-Hill.

Chicago Style (17th ed.) Citation

Sheldon Th. Introducing PC-DOS and MS-DOS: A Guide for Beginning and Advanced Techniques. New York: Mcgraw-Hill, 1985.

MLA (8th ed.) Citation

Sheldon Th. Introducing PC-DOS and MS-DOS: A Guide for Beginning and Advanced Techniques. Mcgraw-Hill, 1985.