00453nam a2200157Ia 4500008004100000020001500041082001400056100002200070245003800092250000700130260004000137300002800177500001900205600002100224650005000245240925s9999    xx            000 0 und d  a8170298792  a004.6 ALL  aAllen ,Douglas W. 4aThe Learing Guide to The Internet  aNA  aNew Delhi:bBPB Publicationc,1997.  axxi,359p.bNAfOriginal  aIncludes Index  aComputer Science  aComputer science, information & general works