00346nam a2200145Ia 4500003000400000005001700004008004100021020001500062082001800077100002200095245002600117250000800143260003900151300001000190TMU20260707152605.0160921s9999    xx            000 0 und d  a817029553X  a004.61bDer-G  aDergler, Frank J.  aGuide to Connectivity  a3rd  bBPB Publications c1995aNew Delhi  a471p.