APA (7th ed.) Citation

American Telephone and Telegraph Company. (1988). UNIX System V Release 3.0, Intel 80286/80386 computer version: User's guide (2nd ed.). Prentice-Hall.

Chicago Style (17th ed.) Citation

American Telephone and Telegraph Company. UNIX System V Release 3.0, Intel 80286/80386 Computer Version: User's Guide. 2nd ed. Englewood Cliffs, NJ: Prentice-Hall, 1988.

MLA (9th ed.) Citation

American Telephone and Telegraph Company. UNIX System V Release 3.0, Intel 80286/80386 Computer Version: User's Guide. 2nd ed. Prentice-Hall, 1988.