000 00287nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _aRichard Stevens W.
245 0 _aUnix network programming
260 _bPHI Learning Pvt. Ltd
260 _c2000
365 _b405.00
942 _cBK
999 _c140890
_d140890