Dyfyniad APA

AT&T Information systems. (1987). Unix system V: Programmer''s guide. Prentice-Hall.

Dyfyniad Arddull Chicago

AT&T Information systems. Unix System V: Programmer''s Guide. Prentice-Hall, 1987.

Dyfyniad MLA

AT&T Information systems. Unix System V: Programmer''s Guide. Prentice-Hall, 1987.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.