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Dyfyniad Arddull ChicagoPrata., Stephen. Advanced Unix: A Programmer's Guide. Delhi: B.P.B. Publications, 1986.
Dyfyniad MLAPrata., Stephen. Advanced Unix: A Programmer's Guide. B.P.B. Publications, 1986.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.