000 00294nam a2200121Ia 4500
008 171124s9999||||xx |||||||||||||| ||und||
020 _a978-8120302990
100 _aRYDER JOHN D
245 0 _aNETWORK LINES AND FIELDS
250 _a2ND
260 _aNEW DELHI
_bP.H.I PUBLISHER-1
_c1955
300 _a573
942 _cLEN_BK
999 _c857
_d857