Dyfyniad APA

American Telephone and Telegraph Company. (1989). UNIX system V release 3.2. Programmer’s reference manual. Englewood Cliffs, N.J: Prentice Hall.

Dyfyniad Arddull Chicago

American Telephone and Telegraph Company. UNIX System V Release 3.2. Programmer’s Reference Manual. Englewood Cliffs, N.J: Prentice Hall, 1989.

Dyfyniad MLA

American Telephone and Telegraph Company. UNIX System V Release 3.2. Programmer’s Reference Manual. Englewood Cliffs, N.J: Prentice Hall, 1989.

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