PRATA STEFEN, . (1986). ADVANCED UNIX A PROGRAMMERS GUIDE. NEW DELHI: BPB PUB NEW DELHI.
PRATA STEFEN, . 1986. ADVANCED UNIX A PROGRAMMERS GUIDE. NEW DELHI: BPB PUB NEW DELHI.
PRATA STEFEN, . ADVANCED UNIX A PROGRAMMERS GUIDE. NEW DELHI: BPB PUB NEW DELHI. 1986.
